sign on

短语

大学

签约雇用, 开始广播

发音

sign ons 复数 signed on signing on signs on 三单 signs on signing on 现在分词 signed on 过去式 signed on 过去分词

1.

To join something, after signing.
2.

To commit oneself, as to a project, a goal, an organization, a cause.

I never signed on for this.
3.

To begin broadcasting a radio or television signal, usually at the beginning of a broadcasting day and after being off the air for several hours.

媒体

Years ago, the TV station would sign on at 5 a.m., but now it broadcasts 24 hours a day.
4.

To log on; to start using a computer, radio, or other multicast device; to start talking.

习语
5.

To apply to receive unemployment benefits.

英国不及物

动词