Seyfert galaxy
[天] 塞佛特星系（等于Seyfert）
🧩 词语组成解析
n. 赛弗特星系
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
Want it badly.
求之不得。
I am trying to draw a horse.
我在试着画一匹马。