Piston-engine
[机] 活塞发动机
🧩 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
and make sure that it is in good condition
确定它状 良好
Pat's results are in agreement with the textbook experiment.
柏德获得的实验结果和课本一致。
They had little difficulty in finding it,
他们没费多大事儿就找到了盘子。