Her tight - lipped friend had kept it a secret.她那守口如瓶的朋友对这事一直保密.Military officials are still tight-lipped about when or whether their forces will launch a ground offensive.军官们对于什么时候以及是否发动地面进攻依然守口如瓶。He was sitting at the ...
琴键是钢琴上用手指敲击的部件,它能使钢琴发出乐音.A key is the part of a pianoforte that you touch to make music.它们可以是5个乐音 ( 5声音阶 ),也可是6个乐音 ( 6声音阶 ).These may be five - tone ( pentatonic ) or six - tone ( hexatonic ) scales.我让这悦耳美妙、闪着光芒的乐音净化我的心灵...
Objective : To evaluate the clinical application of CT virtual bronchoscope in foreign body in bronchus.目的: 探讨螺旋CT模拟支气管镜对支气管异物的临床应用价值.Objective : To determine the value of bronchoscope in diagnosing and treating right mi...