theory

n. /ˈθiːəri/ B1

理论；学说

A set of ideas explaining something, especially based on principles.

仙境例句

The Gryphon had a theory that the Queen shouted so much because nobody ever listened to her.

狮鹫有个看法：王后之所以老是大喊大叫，是因为从来没人听她的。