Dinaphthazine
二萘嗪
🗣️ 情景例句
Well, I only like to do some jogging in the fresh morning air.
是的，我仅喜欢在早晨清新的空气里慢跑。
He is in difficulty in his business.
他在事业上遇到困难了。
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。