land reclamation machinery垦荒: reclaim wasteland; bring was ...机械: machine; mechanism weapon垦荒: reclaim wasteland; bring wasteland under cultivation; open up virgin soil; land reclamation◇垦荒队 land reclamation team垦荒队: land reclamation team垦荒区: new lands area下载手机词典可随时随地查词查翻译