mousy
adjective (also mousey) uk/ˈmaʊ.si/ us/ˈmaʊ.si/ mousier | mousiest
(HAIR) （头发）灰褐色的Mousy hair is brown and not special or attractive.
(PERSON) 害羞的;无趣的;个性不强的shy and nervous and having few interesting qualities
A mousy-looking woman accompanied him. 一个相貌平平的女人和他在一起。