英语单词短语词组“sign in”的中文翻译、释义及用法解析-英汉词典-学苑网

单词	sign in
释义	sign in indicate one's arrival by signing a register签到 *Teachers go to the office and sign in each morning before going to their classrooms．教师们每天早晨先到办公室签到，然后去教室上课。
随便看	vulnerability vulnerable vulnerable citizens vulnerable population vulnerable position vulnerable spot vulnerable target vulpine vulture vulture fund vulture-fund vulture investor vulture-investor vulva vuvuzela V, v v-v vying WA wabbit wack wackadoodle wackiness waltzed waltzing