签到用英语怎么说

签到sign in英:[saɪn ɪn]美:[saɪn ɪn]词典:register one's attendance at a meeting or at an officesign in例句:实现了实验室的电子签到，同时简化和规范了指导教师的各项管理工作。It realize students sign in by electron and it predigest the teachers work.

check in

sign in签到的意思

你好!签到签退Sign sign off