Naphthazine
[化] 氮杂蒽
🗣️ 情景例句
Where do you like to live, in the city or in the country?
你喜欢住在城市还是乡村？
He lived in California until he was seventeen.
他生活在加利福尼亚直到他十七岁。
People had to use other ways to record information.
人们只得使用其他方法记录资料。