Pentacite
季戊(四醇)醇酸树脂
🗣️ 情景例句
Do you mind if I smoke?
我抽烟你介意吗？
The school is further down this road.
那学校过去再走一小段路。
It's a waste of time reading that book. It's rubbish.
看那本书真是浪费时间。那简直是垃圾。