Diphenylethylene
1, 2-二苯乙烯
🗣️ 情景例句
Oh, I'm glad you like it.
哦，知道你喜欢，我很高兴。
This is to be my treat, so I'll pay for everything.
这次轮到我作东，所以一切由我付账。
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
不久，一架直升飞机飞抵飞机失事现场，来搭救这几个幸存者。