Chugging
n. (=chuffing)引擎中燃料的间歇性燃烧
🗣️ 情景例句
Do it for Robbie, Dad.
爸爸 ，给Robbie示范示范。
Here is our contract.
这是我们的合同。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。