Four-stroke engine
四冲程发动机
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
stroke
[strok]
n. 一击;击球;划水动作;中风;
vt. 划掉;轻抚;轻触;敲击;
vi. 击球;作尾桨手，指挥划桨;
engine
['endʒin]
n. 发动机，引擎;工具;火车头;机车;
vt. 给…安装发动机;
🗣️ 情景例句
That's fantastic!
真了不起！
Who loseth liberty loseth all.
失去自由即失去一切。
During his lifetime, he acted in 13 films, and he wrote, directed and acted in 69 other films.
他一生演了13部电影，而且自编、自导和自演了另外69部电影。