reach up向上取物; 抬起
reachv.到达;伸出;达成;取得联系;延伸;(伸手)去够n.范围;影响力;河段;等级
reach a conclusionvi.得出结论
reachability matrix可达性矩阵
Reachability-tree可达树
reach a fever pitch达到白热化程度
reach for the stars目标遥不可及
Reach venerable age年高老迈
reach down the book把那本书拿下来
reachable workspace可达工作空间
reach full capacity爆满
reach toward sth.伸向某物