Dehydrobenzene
[化] 苯炔; 脱氢苯
🗣️ 情景例句
No problem.
没问题。
Step after step the ladder is ascended.
按部就班，循序渐进。
Over a hundred people must have been driven away from their homes by the noise.
有100多人肯定是被噪音逼得已经弃家远去，