Penthienate
[醫] 環戊噻吩
??? 情景例句
He never married.
他沒有結過婚。
I hesitate to ask you, but will you lend me some money?
也許我不該問你，你能借我一些錢嗎？
I have just finished my work.
我剛剛完成我的工作。