1. I signed up for an English course yesterday.
我昨天报名参加了一个英语课程。

2. She decided to sign up for the gym.
她决定报名健身房。

3. You can sign up online in a few minutes.
你可以在几分钟内在线注册。

4. He signed up to receive the newsletter.
他注册订阅了电子通讯。

A: Did you sign up for the training program?
A：你报名参加培训项目了吗？

B: Yes, I signed up online last night.
B：是的，我昨晚在线报名了。

1) 在线注册账户或服务

2) 报名参加课程或活动

3) 加入某个平台或会员系统

4) 填写信息完成登记流程

1. 注册；报名；登记参加

e.g. I signed up for the workshop.
我报名参加了研讨会。

2. 加入或成为某项服务的用户

e.g. She signed up for a new email service.
她注册了一个新的电子邮件服务。

verb phrase

1. To register or enroll in something such as a course, service, or activity.

Synonym: register, enroll, join