nondescript

1. ADJ If you describe something or someone as nondescript, you mean that their appearance is rather dull, and not at all interesting or attractive. 毫无特色的; 毫无兴趣的; 毫无吸引力的[usu ADJ n]

...hundreds of nondescript buildings. ...成百上千栋毫无特色的建筑。

...a nondescript woman of uncertain age. ...一个年龄不详、相貌平常的妇女。