Theunderlinedword“tap”means()inthefollowingsentence—Oilisformedandthenpercolatesupthroughcracksandporousrocktofillthereservoirsthathumanstaptogetoil.A利用B敲打C开采D轻拍

  尔雅 智慧树 mooc


+
账户
更新
搜索
帮助
主页