Dehydrobenzene
[化] 苯炔; 脱氢苯
🗣️ 情景例句
We will help your children in learning lessons in their free time.
我们可以帮助您的孩子在他们空闲时学习功课。
Yes, I do.
是的，我有。
He could hear shouting in the camp itself.
他听得军营里面的喧闹声。