combination /ˌkɔmbiˈneiʃən/ n. 1.［u］结合，联合，并合: The combination of yellow and blue forms green. 黄和蓝的结合变成绿色。The teacher said he could make 6 combinations with the letters a, b and c, using each letter only once. 老师说他能够用字母a, b和c组成六个不同的组合，每个字母只能用一次。 2.［u］&［c］化合；化合物：chemical combination 化合；the combination of elements into a compound 不同元素化合形成的化合物 in combination with…与…共同：He carried on the business in combination with his friends. 他与朋友合伙做生意。
combine /kəmˈbain/ vt.& vi. （把…）结合/联合/合并起来；化合: combine traditional medicine with western medicine 中西医结合；combine theory with practice 把理论和实践结合起来The two countries combined together against their enemy. 两国联合起来抵御共同敌人。Oil and water do not combine. 油和水不能混合。
［辨析］与blend, mix和compound辨见blend
