Hyamine
季铵盐(萃取剂)
🗣️ 情景例句
In ancient times the rich used jade or gold chopsticks to display their wealth.
在古代，富人家用玉或金子制成筷子以显示其家庭的富有。
The refused to buy that explanation.
他们拒绝接受那样的解释。
I turned the corner and looked in astonishment.
我转了个弯，十分惊奇地看着。