O-r system
[医] 氧化还原系
🧩 词语组成解析
🗣️ 情景例句
Here are the samples for your examination.
这里是样品，请查看。
To walk on a beautiful day
在晴朗的日子出去散步
He has just bought an Australian car and has gone to Alice springs, a small town in the centre of Australia.
他刚买了一辆澳大利亚小汽车，现在去了澳大利亚中部的小镇艾利斯斯普林斯。