sign in

(使)签到； (使)登记

verb

1. announce one's arrival, e.g. at hotels or airports

Synonym: check in

1. (到旅馆或俱乐部)签到,登记
If you sign in, you officially indicate that you have arrived at a hotel or club by signing a book or form.

e.g. I signed in and crunched across the gravel to my room.
我签到后嘎吱嘎吱走过石子路来到我的房间。

New York is adopting the running-man sign in subways and new buildings.(纽约已经开始在地铁和建筑物中采用绿色小人逃生标志。)

Click Sign In on the home page.(单击主页上的SignIn。)

That is an ominous sign in the unforgiving Middle East.(这对于从来不宽恕别人的中东来说是一个凶兆。)

You can sign in right there.(你可以就签在那。)

At that he closed the door, put a sign in the window and made fast the lock.(这时候他走到门口把店门关上，在窗口挂上牌子然后飞快地上了锁。)

Click on Download, and sign in with your IBM ID.(单击下载，然后用IBMID注册。)

You need to sign in to reserve an open room and sign out the video you need.(你需要登录，然后预订一个可供使用的单间，然后租借你所需要的视频。)

Set up a "Valet Parking" sign in front of the store.(店门前，放一块标志牌“代客泊车”。)

All visitors must sign in on arrival.(来客均须签到。)

Back in the 1900s, some stop signs were yellow because it was too hard to see a red sign in a poorly lit area.(早在20世纪初，一些停车标志是黄色的，因为在光线不好的地方很难看到红色标志。)