Oxygen content
[医] 氧含量
🧩 词语组成解析
🗣️ 情景例句
Nonsense! How can you say that and keep a straight face?
胡说八道！你怎么能不动声色说那些话呢？
He hasn't done any worthwhile work in five years.
这五年来他没做过一件正经事。
Where is she?
她在哪里？