Sampletie
氯磷钠铜矿
🗣️ 情景例句
Why are you back so early?
你们怎么这么早回来？
Politically,the country is divided into fifty states.
这个国家政治地被划分成50个州。
Suddenly she asked her father why he kept so many old newspapers locked away there,
她突然问父亲为什么把这么多的旧报纸锁在柜子里，