Pyrazoline
吡唑啉, 二氫化吡唑, 鄰二氮雜環戊烯
?? 擴展釋義
【化】 吡唑啉; 二氫化吡唑【醫】 吡唑啉, 二氫吡唑
??? 情景例句
You've been very thoughtful.
你一直都很周到。
I asked him to pay, but he wouldn't.
我請他付賬，但是他不肯。
I don't think you are right.
我認為你是不對的。