(1)(使)统一，合并，联合((cause to)become (as if) one unit;link by a legal or moral bond)[I，I+prep(with)， T+n， T+n+prep(with)]：The two colours mixed and～d. 两种颜色混合为一种颜色。The two associations are planning to～. 两个协会正在筹划合并。The countries～d to form a coalition. 这些国家联合组成一个同盟。 The provinces～d to form the monarchy. 这些省联合组成一个君主国家。 The firms～d to form one company. 这些商行联合组成一个公司。England and Scotland(were)～d under one parliament in 1707. 英格兰与苏格兰于1707年统一于一个国会的领导之下。Oxygen～s with hydrogen to form water. 氧与氢化合构成水。～two pipes/the parts把两个管子/零件接在一起;The school～d its music and theatre departments. 学校将音乐系与表演系合为一体。The crisis/threat of war/Common interests～d the whole country (two countries). 战争危机/战争威胁/共同利益使全国(两个国家)联合起来。be～d by marriage/the local priest 通过婚姻结合在一起/在当地牧师主持下成婚;～one's fate with sb else's 与某人共命运;be relieved to be～d with one's wife and family 得以与妻儿团聚而感到宽慰;〖同〗combine，join;〖反〗divide，separate，part，disjoin，split;

(2)团结协力，共同行动(act together， as in a common cause)[I， I+prep(in)]：Workers of all countries，～!全世界无产者联合起来!～to fight/in fighting poverty and disease 团结起来与贫穷、疾病作斗争;～(in the attempts) to form a club/find a solution (to the problem) 一致行动(试图)组成一个俱乐部/找到(问题的)解决办法;Let's～against the tyrant/for business purposes. 让我们齐心协力反对暴君/为了商业目的团结行动。〖同〗organize;

→u′nited adj;′unity n;

【辨异】unite与connect和join的区别见CONNECT。