英语词汇“when was the umbrella invented?”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	when was the umbrella invented?
释义	when was the umbrella invented? 雨伞是什么时候发明的?
随便看	coastal friction coastal front coastal frontier coastal frontier defense coastal geological hazard coastal geomorphology coastal glehnia root coastal-going ship coastal grassland Coastal Greenland Limited coastal groin coastal ground water coastal groyne coastal Guangdong coastal guard coastal-gunfirecontrol radar coastal-gunfire-control radar coastal habitat coastal harbo coastal harbor coastal harbors coastal harbour coastal harbo u r coastal harbours Coastal highway