Variolitization
球颗化作用
🗣️ 情景例句
You're like a brother to me.
你像我的兄弟一样。
We'll get a taxi from the station.
我们到火车站乘出租车。
Oxygen is widely used in ship repairs for cutting and joining metal plates or pipes.
在船舶修理过程中，常常使用氧气切割和焊接金属板或金属管。