balloon
习惯用语like a lead balloon1.■毫无影响, 毫无作用pilot balloon1.■探测风向和风速的气球; 用来试测舆论反应的言论(when)trail balloon1.■探测风向和风速的气球; 用来试测舆论反应的言论(when)the balloon goes up1.■[口](行动、战争、事件、骚动等)开始, 发动(时)特殊用法antiaircraft balloon1.■防空气球barrage balloon1.■阻塞气球, 防空气球captive balloon1.■测低空气象气球, 系留气球constant-level balloon1.■定高气球dirigible[ˈdiridʒəbl]1.■飞艇2.■可操纵气球gas balloon1.■称气瓶; 气体比重瓶high-altitude balloon1.■高程[高空]气球patrol balloon1.■巡逻飞艇2.■巡逻气球radio pilot balloon1.■无线电(控制)气象气球radiosonde balloon1.■无线电探空气球skyhook balloon1.■高层等高探测气球sounding balloon1.■探测气球, 气象气球super balloon1.■超压轮胎tethered balloon1.■系留气球tiny balloons1.■小气球; 小球形瓶ultrafiltering balloon1.■超滤瓶