Diphenylethylene
1, 2-二苯乙烯
🗣️ 情景例句
How are you at mixing cocktails?
你喝混合鸡尾酒方面功夫如何？
In fact she's 20 years old.
她只有二十岁。
You've done a wonderful job. Well done! Well done!
你真做得太棒了！