Seyfert
n. 赛弗特星系
🗣️ 情景例句
Can what?
能做什么？
How much is the telephone bill a month?
每个月电话费要多少钱？
The seasons of the year in England and the USA are nearly the same.
在英国和美国，一年之中的季节几乎与中国相同。