Dihydrosphingosine
二氢(神经)鞘氨醇
🗣️ 情景例句
I want a package deal including airfare and hotel.
我需要一个成套服务，包括机票和住宿。
Take a bad spill!
跌个狗吃屎！
A short while ago, however, he became a bus driver and he has not regretted it.
然而就在前不久，他开上了公共汽车，也并不为此而感到后悔。