Xanthonation
黄原酸化作用
🗣️ 情景例句
Her illness kept her in bed for a week.
她因生病而在床上躺了一星期。
I don't like wearing the uniform.
我不喜欢穿制服。
With some children, small sums go a long way.
对于有些孩子来说，少量的钱可以花很长一段时间。