Piston engine
[机] 活塞动力机
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
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
Nice talking to both of you.
很高兴与两位交谈。
He that gains well and spends well needs no account book.
收支正当，无须记帐。
Kate has covered it with Christmas lights.
凯特给它挂上了圣诞彩灯。