短语 | sign sb↔in/out |
释义 | ˌsign ˈin/ˈout|ˌsign sb↔ˈin/ˈoutto write your/sb's name when you arrive at or leave an office, a club, etc.签到;签退;替某人签到╱签退All visitors must sign in on arrival.来客均须签到。You must sign guests out when they leave the club.客人离开俱乐部时,你必须为他们签退。 |
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