sing on

基本解释

The choir was sitting up front ready to sing on cue.
合唱团坐在最前排准备合唱。
But I think it's obvious. They want to sing on Broadway.
但我认为这是显而易见的，它们想在百脑汇演唱而已。
In the latter category, the best visit was when I took Mother to hear Willie Nelson sing on the South Lawn of the White House at a picnic the President hosted for NASCAR.
就享受而言，最有意思的一次造访白宫，是我带母亲去听威利.纳尔逊的演唱，当时总统在白宫的南草坪上为全国汽车比赛协会举办了一次野餐会。

They went on to sing one of America's favorite songs of nineteen seventy-nine, "Rapper's Delight."
So we'll focus on the bass and we'll try to sing the bass, and if we find that in singing the bass our voice is not changing, probably the harmony hasn't changed.
现在把我们的注意力放到低声部上，尽量唱出低声部，如果在唱的过程中我们觉得自己的声音没有变化，那和声就很有可能没有改变。
耶鲁公开课 - 聆听音乐课程节选
And even more important, Lycidas will continue to sing in heaven just as he had sung on earth, except now he can hear the unexpressive - that means "inexpressible" -- nuptial song.
更重要的是，利西达斯在天堂依旧会唱歌,正如他在人间唱歌一样，除了现在他听到的是unexpressive的,-意思是“难以言传的“--婚礼之歌。
耶鲁公开课 - 弥尔顿课程节选

He can still sing on the street different songs that will tell us what he's thinking.
NPR: The 'Once' and Future Musical