| 单词 | sign in |
| 释义 | sign in[phrasal verb] 1 a : to sign your name on a list, in a book, etc., to show that you have arrived签到
b sign (someone) in or sign in (someone) : to write the name of (someone) on a list, in a book, etc., to show that they have arrived为（某人）签到
2 sign (something) in or sign in (something) : to sign your name on a list, in a book, etc., to show that you have returned (something that you borrowed)签字退还
⇒ Main Entry: 2 sign |
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英汉双解词典包含109353条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。