Chrysophenine
[建] 宜接菊黄, 二苯乙烯直接黄
🗣️ 情景例句
if you're not going to be happy about it.
假如你会因为这种事而不快乐的话。
The problem has been bothering me for weeks.
那个问题已经困扰了我几个星期。
We can't sign the contract yet.
我们还不能在契约上签字。