Vesorcinol
二羟(基)甲苯
🗣️ 情景例句
It's the way it should be.
本该如此。
Sickness shows us what we are.
疾病使人亮出本来面目。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。