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
Well, that's done. Shall we go?
好了 打完了。我们可以走了吗?
She was fully equipped for the climbing.
她装备齐全，准备登山。
Busmen have decided to go on strike next week.
公共汽车司机决定下星期罢工。