| 释义 | 
		sign on- 记录上班时间;开始工作:
to sign on at 8 八点钟签到上班  - 签约雇佣:
to sign on some new workers 签约雇用几名新工人  - 签约受雇:
How many men have signed on so far? 有多少人在雇用契约上签了字?  - (电视台、广播电台)开始广播;宣布开始广播,宣布一天的广播开始:
to sign on with a piece of light music 以一段轻音乐开始全天的播音  - [英国英语]办理失业登记(以获得失业救济金)
 
 
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