Benzaceanthrylene
苯并醋蒽
🗣️ 情景例句
He was left in charge of the shop while the manager was away.
经理不在时他负责这个商店。
A man is as old as he feels.
老不老，自己晓。
We invited them to our party but they decided not to come.
我们请了他们参加聚会，但他们决定不来。