umbrellasn.雨伞(umbrella的复数);阳伞v.以伞遮住;庇护(umbrella的第三人称单数)
umbrellan.伞;雨伞;庇护
umbrella-type alternator伞形水轮发电机,伞形交流发电机
umbrella reflector antenna伞形反射天线
Umbrella effect of food aid粮食援助计划的影响涉及效益
umbrella-plate evaporator伞板式蒸发器
umbrella subterranean garage大型地下车库
umbrella-model supervision伞型监管
umbrella information provider综合情报提供者, 伞形信息供应者
umbrella detachment of retina视网膜伞状脱离