Dehydrocyclization
脱氢环化(作用)
🗣️ 情景例句
I don't think he is cut out for the job.
我认为他不适合做那份工作。
John is not forty-five yet,is he?
约翰不够45岁,是吗？
He spent most of his life gathering money.
他一生大部分时间用来积聚钱财。