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
Sorry, but she is with someone right now.
抱歉，她正在会客。
We pitied the family in their sudden unhappiness.
那家人遭受突然的不幸，我们深感同情。
Yes, I have. His temperature seems to be all right.
我量过了。他的体温似乎正常。