Sphingosine
n. [生化] (神经) 鞘氨醇
🗣️ 情景例句
A foreign diplomat grabbed his chopsticks as a historic souvenir.
一名国外的外交人员就拿起他用过的筷子，用它作为具有历史意义的纪念品。
To window-shop
逛商品陈列橱
I seldom have any difficulties.
我很少碰到困难。