常見例句A dyke was built to retain the floods. 修了一道堤壩擋住洪水。I retain a clear memory of those days. 我還清晰地記得那些日子。He has managed to retain most of his fortune. 他設(shè)法保存了他的大部分財產(chǎn)。Concentrated study will help you to retain knowledge. 專心學(xué)習(xí)有助于你記住知識。Dicotyledonous plants retain a series of strands. 雙子葉植物中保留著一系列的束。What should I do? Retain the red door? 現(xiàn)在門已經(jīng)刷上紅色了,怎么辦? 返回 retainable