补充说明在夜里送到了档案屋。
The additional explanation reached the archive at night.
送纸的值班员跑得很急，额头有汗。他说主塔东侧刚安顿下两户新搬来的人，床不够，Dr. T 正在帮忙腾地方，晚些才能过来。
The attendant delivering it had run, sweat on his forehead. Two more households had just moved into the tower’s east side, he said. There were not enough beds. Dr. T was helping make room and would come later.
鸭嘴兽先让他坐下喝水，再拆封。
The platypus had him sit and drink before opening the envelope.
Clay 看着里面薄薄的三页纸，想起自己当年签过的那张缺角原件。三页比一页多，却未必多出一个真正能离开的时刻。
Clay looked at the three thin pages and remembered his original consent with its missing corner. Three pages were more than one, but might still offer no moment when someone could truly leave.
岚已等了一会儿。她把宇航服的上半截挂在椅背上，桌前放着头盔、两枚硬币和那张写有新名字的小牌。牌子本来钉在观测站门口，她临走时取下来，留了一张去档案屋的便条。
Lan had been waiting. The upper half of her spacesuit hung over her chair. On the table stood her helmet, two coins, and the sign bearing her new name. She had removed it from the observatory door before leaving and put a note there saying she was at the archive.
“为什么带着牌？”Clay 问。
“Why bring the sign?” Clay asked.
“怕今天有人只记得我能做什么，不记得我叫岚。”
“In case people remember only what I can do today and forget I’m called Lan.”
她把牌转向桌子对面。
She turned it toward the other side of the table.
三人分别读文件，谁也没有先指出自己不喜欢哪一段。鸭嘴兽给每人一支笔，让不懂的地方先标下来。屋里笔尖的声音和炉火混在一起，显得比平时更清楚。
They read separately, nobody first pointing out the passage they disliked. The platypus gave each a pen to mark anything unclear. Pen strokes mingled with the fire, sounding sharper than usual.
第一项承诺，接入前可以退出。
The first provision promised withdrawal before connection.
第二项说明，接入后如已承担公共稳定功能，停止需经主塔评估，在找到替代参照后执行。
The second stated that, once connected and performing a public stabilization function, disconnection required tower assessment and would occur after a replacement reference was found.
第三项没有截止日期。
The third offered no deadline.
岚用笔将第二项圈起来。
Lan circled the second provision.
“这不是退出的办法。”她说。
“This isn’t a way to withdraw,” she said.
Clay 看向她，等她继续。
Clay looked at her and waited.
“这是别人什么时候愿意让我退出的办法。”
“It’s a way for other people to decide when they’ll let me withdraw.”
鸭嘴兽将原文和她的理解分别抄到一张空纸上，没有替任何一方解释。
The platypus copied the original wording and her understanding onto a blank sheet, interpreting neither side for the other.
Dr. T 到时，屋里已经闻得到煤烟。他先调了一下烟道，鸭嘴兽提醒上面有鸟窝，他便把铁片放回刚才的位置。
By the time Dr. T arrived, coal smoke scented the room. He adjusted the flue. The platypus reminded him of the bird’s nest above, and he returned the plate to its previous position.
岚将圈好的纸推给他。
Lan pushed the circled page toward him.
“如果没有替代，我永远不能停止。”
“Without a replacement, I can never stop.”
“不是永远。但在别人会因此失去立足之地的时候，不能即时拔掉。”
“Not never. But if stopping would take away other people’s ground beneath their feet, we can’t disconnect immediately.”
“那为什么前面的字写可以退出？”
“Then why does it say I can withdraw?”
Dr. T 坐下来，看着那句承诺。
Dr. T sat and looked at the promise.
“接入之前可以。”
“Before connection.”
岚点点头。
Lan nodded.
“这一版，我不接。”
“I won’t connect under this version.”
她说得很清楚。Clay 没有替她补上理由，也没有因为松了一口气就立即称赞她。这个决定并不意味着她不再想看见那个厨房，也不意味着明天就有另一条安全的路。
She spoke clearly. Clay supplied no reasons for her and did not immediately praise her out of relief. Her decision did not mean she no longer wanted that kitchen, or that another safe route would exist tomorrow.
Dr. T 问她是否愿意再听一次保障安排。
Dr. T asked whether she would hear the safeguards once more.
“我已经读过。”
“I’ve read them.”
“我可以让档案员共同监督。”
“The archivist can share oversight.”
岚看向鸭嘴兽。
Lan looked at the platypus.
鸭嘴兽没有躲开。他摘下眼镜，放到桌上，先说了自己能做的事：保管原件，公开修改，记录谁说过什么，让任何人查到拒绝没有被改成同意。
He met her gaze, removed his spectacles, and set them on the table. First he stated what he could do: preserve originals, disclose amendments, record who said what, make it possible to check that a refusal had not become consent.
然后他说自己不能做的。
Then he stated what he could not.
“我不能保证，在你需要停止时，有人会给你另找一个参照。纸也不能把门打开。”
“I can’t guarantee someone will find another reference when you need to stop. Paper can’t open the door either.”
Dr. T 用手指按着桌边。
Dr. T pressed his fingers against the table edge.
“你知道我没有要把她关起来。”
“You know I don’t intend to lock her up.”
“我知道你会让她出这间屋。”鸭嘴兽说，“但她问的不是这间屋。”
“I know you’ll let her leave this room,” the platypus said. “This room isn’t what she’s asking about.”
屋里安静下来。
Silence settled.
窗外有几个人提着行李经过。一个孩子困得走不动，被大人背起，鞋掉了一只。Clay 起身捡了，递出去。大人接过鞋，说他们住的那段楼梯今晚下去以后再也接不回门口，只好往主塔搬。
Outside, several people passed carrying luggage. A child too sleepy to walk was lifted onto an adult’s back and lost a shoe. Clay rose, retrieved it, and handed it out. Taking it, the adult said their staircase would no longer connect back to their door after they descended that evening. They had to move to the tower.
Clay 回到桌边时，Dr. T 正看着那扇窗。
When Clay returned, Dr. T was watching the window.
“他们今晚需要一个地方睡。”他说。
“They need somewhere to sleep tonight,” he said.
“我看见了。”岚说。
“I saw them,” Lan said.
“如果新方案来不及——”
“If the new plan isn’t ready—”
“我会跟他们一样害怕，也愿意做我能够退出的那一部分。我没有答应把自己留在一套别人可以无限续期的东西里。”
“I’ll be afraid with them. I’m willing to do a part I can leave. I haven’t agreed to remain inside something other people can renew forever.”
她将自己的两次检查副本拿出来，放到拒绝书旁边。
She placed copies of her two examinations beside the refusal.
“你可以保留检查结果。但不要因为我做过检查，就说我答应了后面的用途。”
“You can keep the results. But taking the examinations doesn’t mean I agreed to their later use.”
Dr. T 看着她写下名字。岚这个字比门牌上写得小，笔画却稳。她给自己留了一份，把另一份交给鸭嘴兽。
Dr. T watched her write her name. Lan was smaller here than on the sign, but the strokes were steady. She kept one copy and gave the other to the platypus.
这一次，没有人在空白的收件栏里写“已告知”。
This time nobody wrote NOTIFIED in an empty receipt field.
Dr. T 最后说，他会按她的答复处理。但公共稳定方案仍由他负责，如果新试验危及居民，他会停止试验。
Dr. T finally said he would honor her answer. Public stabilization remained his responsibility, however. If the new trial endangered residents, he would stop it.
Clay 问这是否也包括自己明知有代价却继续的旧灯。
Clay asked whether that included the old light he continued to use despite its known cost.
“包括。”Dr. T 回答，“所以我才在找能撑过去的办法。”
“Yes,” Dr. T replied. “That’s why I’m looking for a way to get us through.”
他说完站起来，提起外套。外面还下着小雨，主塔等着新床位，谁也没有追出去要求他当夜变成另一个人。
He stood and took his coat. Light rain still fell outside, and the tower needed beds. Nobody followed, demanding that he become another person overnight.
鸭嘴兽收好拒绝书，将一只浅木盒拿到桌面。
The platypus filed the refusal and placed a shallow wooden box on the table.
里面装着他过去经手的续期记录。
It held renewals he had handled over the years.
“明天开会，我会先念我做错的部分。”他说。
“At tomorrow’s meeting, I’ll begin by reading what I did wrong,” he said.
Clay 翻了翻，看到其中有几张并非自己已经见过的副本。早些时候，每次临时延长都写“待本人补签”；再往后，那几个字被省去，留下“按前案执行”。没有谁在某一天明确宣布不必再问本人，只是纸越来越熟，手续越来越顺。
Clay leafed through them. Some differed from the copies he had already seen. Earlier temporary extensions each said AWAITING PARTICIPANT’S SIGNATURE. Later those words vanished, leaving FOLLOW PREVIOUS CASE. Nobody had announced on a particular day that asking the participant was unnecessary. The papers merely grew familiar and the procedure smoother.
“为什么今天拿出来？”Clay 问。
“Why bring these out today?” Clay asked.
鸭嘴兽看着眼镜上的红线。
The platypus looked at the red thread on his spectacles.
“以前我觉得自己的任务是让事情不断。现在我不知道，自己让多少该停下来问的地方继续过去了。”
“I used to think my job was keeping things going. Now I wonder how many things I let go on that should have stopped for a question.”
他翻到最末页，把自己的签名圈出来，没有擦掉。
On the last page, he circled his signature without erasing it.
岚伸手取过一本空册子。她在第一页写了一行字：决定可以改变，记录须说明何时改变。
Lan took an empty notebook and wrote on its first page: Decisions may change. Records must state when they change.
“我今天拒绝这一版。”她说，“不代表以后什么都不做。你们不能拿我的拒绝替我决定下一次，也不能拿下一次可能同意，擦掉今天。”
“I refuse this version today,” she said. “That doesn’t mean I’ll never do anything. You can’t use this refusal to decide my next answer, or use possible future consent to erase today.”
鸭嘴兽把这句话抄在旁边。
The platypus copied that beside it.
他们开始准备第二天给镇民看的说明。Clay 负责写旧参照和普通灯的区别，写到一半，发现自己用了太多别人要先听一段解释才能懂的词，便重新写成后街那一天的过程：路断了，灯接通，奥伦回来，诺拉失去一段与他有关的记忆。
They began preparing an explanation for the townspeople. Clay wrote about the distinction between the old reference and ordinary lamps. Halfway through, he realized he had used too many terms requiring explanations of their own. He rewrote it as the events on the back street: road broken, lamp connected, Oren returned, Nora lost memories involving him.
诺拉后来也到了。她读完那段，只划掉一个词。
Nora arrived later. Reading the passage, she crossed out one word.
Clay 写的是“诺拉忘记了”。
Clay had written “Nora forgot.”
她改成“诺拉失去了”。
She changed it to “Nora lost.”
他看了一会儿，把下面同样的词也改了。
He considered it, then made the same change farther down.
伊沃不能来，托值班员带来一页写得歪歪扭扭的纸。他用不习惯的角度写完，要求把自己的伤列在新方案下面，和两颗成功过桥的铜珠放在一起。谁要听好消息，也得同时听坏的。
Ivo could not come. He sent a crookedly written sheet with the attendant. Writing at an unfamiliar angle, he demanded that his injury appear beneath the new proposal alongside the two beads that crossed successfully. Anyone hearing the good news must hear the bad at the same time.
纸的最下面另有一句：我的右手还能写，别替我把名字签得太漂亮。
At the bottom was another sentence: My right hand can still write. Don’t sign my name too neatly for me.
诺拉读到这里，轻轻笑了一声。她拿走给伤者留的那份汤，请离开的值班员带回主塔。
Nora laughed softly at that. She fetched the soup saved for him and asked the departing attendant to take it to the tower.
夜深以后，几个人分头去贴通知。会议在第二天午后，旧学校礼堂，能够走来的都可以来，走不来的可以把问题交给邻居，反对意见与赞成意见一并记录。
Late at night, they split up to post notices. The meeting would be the following afternoon in the old school hall. Anyone who could walk there could attend; those who could not could send questions through neighbors. Objections and support would both be recorded.
Clay 贴完店门口那张，站在雨里读了一遍。
After posting the bakery’s notice, Clay stood in the rain and read it through.
海风把纸角吹起来，他又多钉了一枚钉子。通知上没有说灯已经修好，没有说找到救世的人，也没有把选择压缩成支持谁或反对谁。
The sea wind lifted a corner. He added a nail. It did not say the lights were repaired or a savior found. It did not reduce the choice to supporting or opposing someone.
它只说：这些事情将影响我们接下来怎么住在这里，请来听，也请把你的问题带来。
It said only: These matters will affect how we live here next. Please come and listen, and bring your questions.
进店后，他看见 Miso 把一只鞋拖到了桌下。是诺拉自己的短靴。她蹲下来与狗拉扯，手里拿着半块面包作交换。Miso 含着鞋不松口，却不停偷看面包。
Inside, Miso had dragged a shoe under a table: Nora’s own short boot. She crouched, wrestling with him, offering half a piece of bread in exchange. Miso refused to release the boot but kept stealing looks at the bread.
“你倒是知道怎么谈条件。”诺拉说。
“You know how to negotiate,” Nora said.
Clay 把门关好，走过去帮她将鞋带从狗牙边解开。
Clay shut the door and helped free the lace from beside the dog’s teeth.
这一晚，没有人替另一个人签名。镇上的灯仍在消耗旧关系，新办法仍未准备好。可至少在那张刚被雨打湿的通知上，明天还留着几行空白，可以让别的人写进自己的话。
That night nobody signed for someone else. The town’s lights still consumed old relationships. The new method was still unready. Yet on the rain-damp notice, tomorrow at least retained a few blank lines for other people’s words.