one-dimensional
adjective uk/ˌwʌn.daɪˈmen.ʃən.əl/ us/ˌwʌn.daɪˈmen.ʃən.əl/
(MEASURE)
一维的,一度空间的
having height or width or length, but not two or all of these
(BORING)
乏味的,单调的;缺乏变化的
boring or showing few different qualities
The characters in his novels tend to be a little one-dimensional. 他小说中的人物往往很乏味。