moving alternately backward and forward
verb [vt. 及物动词] 回报；往复运动（reciprocate 的现在分词）
The piston is reciprocating inside cylinder. 活塞在汽缸内部往复运动。
adj.往复的,来回的,交替的,摆动的;v.报答，酬答( reciprocate的现在分词 ),（机器的部件）直线往复运动
- 网友用 “Reciprocating” 造句精选
- She bit ah, throw ah, shine, reciprocating fly, never stop. 她衔呀，扔呀，成年累月，往复飞翔，从不停息。
- Reciprocating compressors are prone to wear and tear during operation. 往复式压缩机在运行中容易磨损和断裂。