Benzonaphthalene
[医] 苯甲酸萘
🗣️ 情景例句
I'm new here, can you help me find my way around?
我是新来的，你能带我转转吗？
During the two years since I took charge of the department.
在我负责这个部门的两年中。
Jim, how long have you been at this school?
吉姆，你到这学校有多么时间了？