Pepsilphen
磺胺异二甲嘧啶
🗣️ 情景例句
Is smoking allowed on the train?
火车上允许吸烟吗？
We went to a concert last night to hear the symphony orchestra.
我们昨晚去了一个音乐会听交响乐乐队演奏。
Did she buy them here?
她是在这儿买的吗？