“迷信的”常见英文表达是 superstitious。
例句:
He is a superstitious person who always carries a lucky charm with him.(他是个迷信的人,总是随身带着一个幸运符。 )
In some remote areas, people still hold superstitious beliefs.(在一些偏远地区,人们仍然持有迷信的观念。 )