Piston action
[电] 活塞作用
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
🗣️ 情景例句
Nets for tennis and badminton and so on.
有网球和羽毛球用的网等等。
One honest word is better than two oaths.
两句誓言不如一句实话。
In the new country he became absorbed in making a new life for the two of us, so that he gradually ceased to grieve.
在这个新的国家里，父亲专心致志地为我们俩开创一种新的生活，慢慢地不伤心了。