Phenothiazinyl
吩噻嗪基
🗣️ 情景例句
Your meal will soon be served, please enjoy a drink first.
你们的菜很快就上，请先喝杯饮料。
After a while,we found a shady place under some poplar trees.
在一会儿以后，我们在一些白杨树下面发现了一块遮阴的地方。
Since then, they have been trying to find out how the fire began.
从那时起，他们一直试图找出起火的原因。