Deoxygenization
除氧
🗣️ 情景例句
Mrs. Montefiore told me that
Montefiore太太告诉我
I must insist you finish what you have started!
我是说一旦开始的事就必须坚持到底！
I haven't heard from her for a long time.
我好久没有她的消息了。