Piston-engines
(piston-engine 的复数) [机] 活塞发动机
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
n. 火车头；发动机, 引擎（engine的复数形式）
🗣️ 情景例句
Most people I meet have some English ability, but the ones who work hard at it really stand out from the crowd.
我遇到的多数人都会点英语，但只有那些刻苦学习的人才鹤立鸡群，给我深刻印象。
A chain is no stronger than its weakest link.
链条的坚固程度取决于它最薄弱的环节。
I think I can trust you, especially after what my son has told me.
我想我能够信任你，特别是在我儿子把情况告诉我以后。