Stilbene
芪, 1,2-二苯乙烯, 均二苯代乙烯
🗣️ 情景例句
You are very lucky, Robbie, to have such a nice family.
Robbie你真幸运 拥有这样温馨的家。
We pitied the family in their sudden unhappiness.
那家人遭受突然的不幸，我们深感同情。
We're tired ...
我们累了。。。。。。