Coprinin
[化] 4-甲氧甲苯醌
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
In secondary school, children study mathmatic、phsicas and chemistry.
中学的小孩会读到数学、物理和化学。
You'd better buy a new pair.
你最好买双新的。