Comtism
n. 实证哲学, 实证论
🗣️ 情景例句
Well, hi, fellas.
你们大家好。
Please sum up what you said just now.
请把你刚才说的总结一下。
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。