bugbearWiktionary 原文英/ˈbʌɡ.bɛə(r)/美/ˈbʌɡ.bɛɚ/构词拆解bugbug词干‘something terrifying’bearbear词干词源说明From obsolete meaning of bug (“something terrifying”) + bear. See Middle English bugge, modern bogey.释义名词noun1An ongoing problem; a recurring obstacle or adversity.2A source of dread; resentment; or irritation. [from late 16th c.]3(folklore, fantasy