Benzyloxy
芐氧基的
??? 情景例句
What happened?
怎么啦？
Adversity is a good discipline.
苦難是磨練人的好機會。
The purpose of my coming here is to inquire about possibilities of establishing trade relations with your company.
我此行的目的正是想探詢與貴公司建立貿易關系的可能性。