Choline
n. 膽堿\\n[化] 膽堿
??? 情景例句
They dismissed him on the spot.
他們立即開除了他。
I stayed and did some extra work.
我留下加了一會兒班。
To their surprise, the precious parcel was full of stones and sand!
令他們吃驚的是，那珍貴的包裹里面裝的全是石頭和沙子！