Nitrogenization
[医] 氮化[作用], 充氮[作用]
🗣️ 情景例句
People are busy shopping and wrapping presents for relatives and friends before Christmas Eve.
在圣诞节前夜，人们忙着为亲朋好友买东西、包礼物。
We can't decide when to leave.
我们不能决定什么时候离开。
Yes, Miss Yang, said Meimei.
“是的，杨小姐，”梅梅说