the period of time when some one is an intern the position held by an intern 翻译这两句

what's the difference between'over a period of time'and 'during a period of time'? between the time period of怎么用between the time period of xxxx to xxxx还是xxxx and xxxx over a period of time Long period of time, human beings put themselves on the center of the univer 商务英文翻译Revenue: Result from the sales of products or service for a period of time.Expense: Costs incurred to generate revenues for a period of time. 英语翻译 over a period of time 是a period of time 还是times? 用...to take..(period of time)造句 Why silent for a period of time you owe me a period of time a seemingly endless period of time? the period of obsession是什么意思? 与between the time period of相似的短语或句型 The time when I first met Nelson Mandela was a very difficult period of my life. Is there a situation that the white color PSP becomes yellow after a period of time long run is the period of time in which all inputs are variable翻译 英语翻译periods of negotiation the process of negotiation includes a series of time scales.The first time scale is a period during which the negotiation must prepara for the negotiation and effect the initial contact.The second period follows dur The passage of any particular period of time will not extinguish the need to请给予翻译