Seldom sounds rather literary. In everyday English, people usually say rarely or not very often: 听上去带点文学色彩。在日常英语中,人们一般说rarely或not very often
I seldom go there. → I don’t go there very often. 我不常去那里。
GRAMMAR: Word order
In formal writing, seldom can be put first, followed by an auxiliary and the subject, to emphasize that something very rarely happens: 在正式的书面写作中,seldom可以位于句首,后面跟助动词和主语,强调某事很少发生
Seldom have I read an article that was so full of lies.