Reciprocating engine
[机] 往复式动力机
📖 牛津释义
reciprocating engine
engine in which pistons move backwards and forwards inside cylinders 往复式发动机.
🧩 词语组成解析
[医] 交互的, 往复的
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
How many karats do you want?
你要几克拉的？
We must listen carefully to the teacher.
我们必须注意听老师说的话。
Is there a minimum order?
有最低订购量的限制吗？