Operational principle
[计] 工作原理, 操作原理
🧩 词语组成解析
🗣️ 情景例句
Don't beat around the bush.
别兜圈子了。
Sure. Should I check your radiator?
好的。要不要检查一下散热器？
Shortly afterwards, four more policemen arrived and remonstrated with the workmen.
一会儿工夫，又来了4个警察，规劝工人离开。