far-fetched
🇺🇸
/ˌfɑːr ˈfetʃt/
🇬🇧
/ˌfɑː ˈfetʃt/
An idea or story that seems unlikely or hard to believe because it is very different from what is usually true or expected.
The theory that aliens built the pyramids is a bit far-fetched.
宇宙人によってピラミッドが建設されたという理論は、多少信じ難い。