| 词组 | sign up |
| 释义 | sign upv.1To promise to do something by signing your name; join; sign an agreement. 签名参加。◆ We will not have the picnic unless more people sign up.除非有更多的人报名参加，否则我们就不举行野餐了。2To write the name of (a person or thing) to be in an activity; also, to persuade (someone) to do something. 为…报名参加；劝…参加。◆ Betty decided to sign up her dog for obedience training.贝蒂决定为她的狗报名参加服从训练。 |
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