柯林斯詞典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. 第二語言 Lucy teaches English as a second language. 露西教作為第二語言的英語。 返回 second language劍橋詞典a language that a person can speak that is not the first language they learned naturally as a child 第二語言 German is my second language . 德語是我的第二語言。 返回 second language