Tryptosol
色氨醇
🗣️ 情景例句
Would you like a cocktail before dinner?
你要在饭前来杯鸡尾酒吗？
I think you're mistaken about that.
我认为你关于那是错的。
The stream wound its way across the field and then flowed right under their tent!
那小溪弯弯曲曲穿过田野，然后正好从他们的帐篷底下流过去。