Diphenylethlene
二苯基乙烯
??? 情景例句
While my car is in the shop, they have given me a courtesy car to drive around.
我的車還在修理店時，他們給我一輛替代車用。
Excuse me, but may I ask a question?
對不起，我可以問個問題嗎？
That's OK.
沒關系。