Comburimeter
燃烧计
🗣️ 情景例句
They're in my office.
在我办公室。
A brave retreat is a brave exploit.
勇退即勇绩。
This is No. 1 Machine Shop. Keep together, please! said Uncle Wang.
“这就是第一机械车间。 请大家靠拢点！”王大叔说。