sign up

柯林斯词典

sign up (signing,signed,signs)

• 1. PHRASAL VERB 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. 和…签约; 报名参加 (课程)

  He signed up as a flight attendant with Korean Air. 他与大韩航空公司签了约，当机乘员。

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