英语词汇“sign in”的释义、用法及例句-英汉例句词典-知否

词汇	sign in
例句	phrasal verb 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。
随便看	flash past flashpoint flash somebody a smile, look, etc. flash something around flashy flask flat flat broke flat-chested flat-footed flathead flatline flatlined flatlines flatlining flatly flatness (flat) on your back flat-out flat out flat-pack flat-panel flat rate flats flat-screen

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