superficial [ˌsu:pəˈfɪʃl]

以下由轻松背单词网站提供

adj.肤浅的，浅薄的，表面的

(of a person ) never thinking about things that are serious or important

He has a superficial knowledge of this subject. 他对这门学科略知皮毛。
A superficial injury is not serious. 表面的伤不太严重。