Four-cycle
四冲程循环
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
cycle
['saɪkl]
n. 循环，周期;自行车;时代，一段时间;整套;
vi. 周而复始，循环;骑自行车;轮转;
vt. 运转，循环;使轮转;
cycl =ring,circle,表示”圆,环”
🗣️ 情景例句
remember?
记得吗
Success grows out of struggles to overcome difficulties.
成功来自于克服困难的斗争。
We'll have to get this contract typed as soon as possible.
我们得尽快把契约书打出来。