柯林斯詞典dual /?dju??l/ 1. ADJ Dual means having two parts, functions, or aspects. 雙重的[ADJ n] ...his dual role as head of the party and head of state. …他作為政黨領(lǐng)袖和國(guó)家首腦的雙重角色。 返回 dual劍橋詞典with two parts , or combining two things 兩部分的；二元的；雙重的 This room has a dual purpose , serving as both a study and a dining room . 這個(gè)房間有兩個(gè)用途，既作書房又當(dāng)餐廳。 the dual role of chairman and chief executive 董事長(zhǎng)和首席執(zhí)行官的雙重角色 ?dual controls two sets of controls in a car , one for the person who is learning to drive and one for the teacher （教練汽車的）雙重控制，復(fù)式操縱 ?dual nationality/citizenship the nationality of two countries at the same time 雙重國(guó)籍 She has dual British and American nationality . 她有英美雙重國(guó)籍。 例句 Everything he says has a dual meaning .Although she had the dual advantages of wealth and beauty , she did not have a happy life .These painkillers have the dual strength of ibuprofen and codeine , for fast and effective relief .A product with dual action - that kills bacteria and removes stains - is really the best .The community hall was designed for dual use, by the school during school hours and by the public at other times . 返回 dual