Four cycle
[机] 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
Bye, Dad.
再见， 爸爸。
I've been watching TV all night.
我看了一整晚的电视。
She got to school early. She had a little rest after lunch, but she worked hard in class all day.
她早早来到了学校。午饭后她小休一会儿，但一整天她在课堂上都很用功。