Circular piston
[电] 圆活塞
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
Or at least give him some advice.
再不然至少可以给他一些忠告。
Sorry kept you waiting so long. You are on .
抱歉让你久等了，接通了。
he had included a large number of funny stories in the speech and, of course, it was a great success.
他的祝词里面加进了大量逗人的故事，自然大获成功。