sign-up

基本解释

Those guys sitting behind the sign-up table are not there to help you.
那些坐在登记注册桌子后面的那些人不是来帮你的。
After you sign-up, you can immediately begin entering in any feeds (up to 20) that you like with any filtering keywords you’d like.
注册之后，可以立即输入你喜欢的任意供稿（最多20个），并且输入你想要用来过滤的关键词。
When you fill out your valuable personal info at sign-up, Playboy gets instant access to that info, without Apple's pesky permissions dialog getting in the way.
当你在注册时填写你有价值的个人信息，花花公子有直接的权限获取那些消息，而没有苹果可恶的限制对话框的阻碍。

Visitors can read and listen to programs, write comments, find shows they missed and sign up to receive programs by weekly e-mail.
I'm not sure whether we'll use the Classes server to have you sign up for discussion sections online, or whether we will do it the old-fashioned way and have you sign up on forms that we'll give you here in class.
我还没想要是用校网站,让大家在线讨论，还是用传统的,课堂讨论。
耶鲁公开课 - 新约课程节选
If you want to get those e-mails, you got to sign up for the course because I push a button and it goes to anybody who's signed up there.
如果你想收到邮件的话,你得选我的课,因为我点一下按钮,邮件就发给选课的同学了
耶鲁公开课 - 基础物理课程节选

Last year, Joe put out a sign-up sheet for anyone who wanted to participate.
WHITEHOUSE: President Obama and the Yankees

If you sign up for an organization or if an organization signs you up, you sign a contract officially agreeing to do a job or course of study.