O-r system
[医] 氧化还原系
🧩 词语组成解析
🗣️ 情景例句
Tell me about it.
说给我听吧。
Half a loaf is better than no bread.
半片面包总比没有好；有胜于无。
I ought to go home. I have to cook supper for my grandmother.
我该回家了。我得给奶奶做晚饭。