reciprocating piezoelectric effect

例句：

1. 1. The car's engine is designedto reciprocate smoothly.
   汽车发动机设计得能平稳地来回运动。
2. 2. Theteacher reciprocated the student's question with a detailed explanation.
   老师对学生的问题进行了详细的解释。
3. 3. The team members reciprocated each other's effortsin the game.
   团队成员在比赛中互相支持和帮助。