sing /siŋ/ vt. & vi. (sang /sæŋ/, sung /sʌŋ/) 唱，演唱;歌颂：The birds are singing. 鸟儿在歌唱。Will you sing a song for us? 你给我们唱首歌好吗? sing high praise for…高度赞扬：The official sang high praise for the present. 这位官员对那个礼物赞扬备至。
singer /ˈsiŋə/ n.［c］歌唱家，歌手：a pop singer一位流行乐歌手；amateur(professional)singer业余（专业）歌手The new singer made his first appearance.新来的歌手初次登台。His mother was an actress and a singer.他母亲是个演员和歌唱家。Singers took turns to perform songs they had written.歌手们轮流演唱他们创作的歌曲。
