Smokometer
烟密度计, 烟尘计
🗣️ 情景例句
Don't be so grumpy.
别总这么爱抱怨。
With only a few facts, Holmes could hypothesize the explanation.
仅凭少许的事实，福尔摩斯就能推理该事件了。
We'll need all our orders packed that way from now on.
今后我们所有的货都要照样包装。