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
His appearance is impressive.
他的外表给人印象深刻。
Would you like me to take you around introduce you?
现在让我替你向大家作介绍好吗？
It is one of the ugliest faces I have ever seen.
这是我见过的最丑陋的头像之一。