Cherty
燧石质, 石英质
🗣️ 情景例句
I needed that like a hole in the head.
简直想要了我的命。
Last month was December,wasn't it ?
上个月是十二月，对不对？
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。