柯林斯词典second language (second languages) 1. N-COUNT Someone's second language is a language which is not their native language but which they use at work or at school. 第二语言 Lucy teaches English as a second language. 露西教作为第二语言的英语。 返回 second language剑桥词典a language that a person can speak that is not the first language they learned naturally as a child 第二语言 German is my second language . 德语是我的第二语言。 返回 second language