To retain something means to continue to have that thing.
近义词
keep , maintain , preserve
双语例句
例： The interior of the shop still retains a nineteenth-century atmosphere.
那家商店内部依然保持着19世纪的格调。
例： Other countries retained their traditional and habitual ways of doing things.
其它国家保留着做事情的传统和习惯性方式。