他从救世军那里拿了一支萨克斯管，但却被抓住了，只得将其交还。He took a saxophone from the Salvation Army but was caught and had to hand it back.在离开旅馆之前请不要忘记交还你房间的钥匙.Please remember to hand back your room key before leaving the hotel.他又关上了皮包把它交还给温特医生.H...
他还有各个层级的管理经验。He has also had managerial experience on every level.有时候我们也看到一般层级顺序倒置的现象.Reversals of the average order of the hierarchy are sometimes observed.您如何运用公共关系来做为地区层级的社员工具 呢 ?How can you use public relations as a ...