sign in

• 登录，指通过提供凭证进入系统、网站或应用；也指签到，即到达某场所或参加活动时登记自己的到场。

A phrasal verb used to indicate the act of registering one's arrival or gaining access to a system, event, or location by providing credentials or signing a document.

不可数 · 不及物 · 短语动词，不可分

1. Log in to a systemformal

   To enter a username and password to access a computer system, website, or application.

   登录

   • Please sign in to your account to continue.
   • She signed in using her email and password.
   • You need to sign in before you can view the document.

   同义词authenticatelog inlog onsign on

   反义词log offlog out

2. Record arrivalformal

   To write your name in a book or on a list to show that you have arrived at a place.

   登记到达

   • Visitors must sign in at the reception desk.
   • He signed in when he arrived at the hotel.
   • All employees are required to sign in each morning.

   同义词check inclock inregisterreport

基本动词sign