Styryl
苯乙烯基
🗣️ 情景例句
Sam, would you come in, please?
Sam，请进来一下， 好吗？
Use is a second nature.
习惯成自然。
It can be unpleasant to live even several miles from an aerodrome;
即使住在离机场几英里以外的地方，机场的噪音也会使人难受。