Diphenylethylene
1, 2-二苯乙烯
🗣️ 情景例句
I know.
我知道。
Remember me to your mother-in-law please.
请替我问候你的岳母。
have been frightened out of their wits by giant fish bumping into them as they work.
他们曾在工作时被撞到他们身上的大鱼吓得惊惶失措。