n.孪生儿之一,双胞胎之一;两个相像的人或物之一;孪晶;双人床;
vt.尤用于英国)使结成姊妹城市;使(两人或两事物)紧密结合;使偶合;使相连;
adj.成对的;成双的;双重的;双联的;
例句:
Can you tell her from her twin sister?
你能将她和她的孪生姐妹分开 吗 ?
The twin problems of economic failure and social disintegration.
经济失败和社会解体这对孪生问题.
She's expecting twins.
她怀着双胞胎。