Piston expansion engine
[化] 活塞式膨胀机
🧩 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
Is there any particular color you would prefer?
你有什么特别喜欢的颜色吗？
When the clock strikes twelve at midnight.
当午夜十二点的钟声敲响时。
Mrs. Zhu, I called to tell you that the conference has been delayed until the 15th and 16th.
朱夫人，我来告诉你会议已经推迟到了15号至16号开。