- 重点词汇
- 卧底
undercover; plant; go undercover; infiltrate; work undercover; be an undercover agent; be a planted agent; undercover agent; infiltrator
- 老师
teacher; sir; instructor; tutor; mentor; educator; master
- 修改
modify; revise; amend; alter; correct; rework; revamp; polish; make revisions; make alterations; touch up; revision; amendment; modification; alteration; corrective; correction
- 完毕
finish; complete; end; be over; be done; completed; finished; over; done