签到[qiān dào]
词典register one's attendance at a meeting or at an office：签到。
词典签到
词典sign in：签到；通过签字（使）取得入场权；画到。
签到[qiān dào]
register one's attendance at a meeting or at an office; sign in:
例：他于七点半签到上班。
He signed on at half past seven.
出席会议的人在进入大厅前均须签到。
All the participants were required to sign in as they entered the hall to attend the meeting.
1. sign in：LobbyWorks 服务器准许主人(host) 注册他们的访问者,准许安全查看实时的访问者交通,以及享用证实权(validate) /签到(Sign in) / 标志离去(Sign out) 访问者证.
2. 签到是什么意思
2. VIn：Times 应签次数 | VIn 签到 | VOut 签退