umbrellan.伞;雨伞;庇护
umbrella tops阔边伞布
umbrella tent伞形帐篷
Umbrella cell伞细胞
umbrella stem伞柄
umbrella bush伞形金合欢
umbrella root伞根
umbrella talk总括谈判
umbrella prop伞形支柱
umbrella wire伞骨钢丝
umbrella iris[医] 虹膜膨起