Oligoamnios
[医] 羊水过少
🗣️ 情景例句
I happen to have
我这儿碰巧有一项
Excuse me, but could you give me some change?
劳驾，你能换些零钱给我吗？
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。