The witness is going to depose.证人即将宣誓做证.The emperor attempted to depose the Pope.皇帝企图废黜教皇.Investigators depose the witness behind closed doors.调查组对证人闭门取证....
管乐器的声音是由振动的气柱产生的.In wind instruments the sound is produced by a vibrating air column.孩子们伴随着管乐器者们吹奏的音乐起舞.The children danced to the music that the pipers were piping.芦笙以二次共鸣区别于其他簧管乐器.Lusheng is different from other reed m...