Propionic
[醫]丙酸的
??? 情景例句
the girl he was in love with in college married someone else.
他大學時代所愛的女孩跟別人結婚了。
I like to go to the movies when I feel in the mood for it.
我興致高時喜歡看電影。
I entered the hotel manager's office and sat down.
我走進飯店經理的辦公室，坐了下來。