短语词组短语single sing -on 级单点登录Sing Fui On 成奎安Sing Beating On A Basin 鼓盆而歌Web Single Sing -On Web单点登录Sing it on the radio 将它唱在电台中SSO -Single Sing-on 单点登录Sing on stage technique 演唱技巧Sing on the breath 唱在气流上and then sing on 然后唱 返回 sing on