Bensulfa
磺胺间二甲氧
🗣️ 情景例句
A friend of a friend is good pals with the lead singer.
我一个朋友的朋友跟那个主唱歌手是朋友。
She was distinguished for her scientific achievements.
她因其科学成就而闻名。
Two main techniques have been used for training elephants,
驯象有两种主要的方法，