They are singing a pretty song.

他们在唱一支优美的歌曲。

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"People who need people are the luckiest people in the world" is not just a pretty song.

“需要别人的人是这个世界上最幸运的人。”这不仅是一首好听的歌。

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It seemed a pretty song, but she made such grimaces, and sang, to my mind, so out of tune, I would not have asked her to sing again; but Lupin made her sing four songs right off, one after the other.

这首歌似乎很不错，但她的表情过于夸张，而且在我听来，她跑调很厉害，我是不可能邀请她再唱的。但是卢宾却一个接一个的，让她一连唱了四首。

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Bosses may sing a pretty song about innovation being the future.

ECONOMIST: Two gurus look at the perspiration side of innovation

And I knew pretty much every song ever made because my dad played music all the time in the house.

NPR: Patti Austin, Singing Gershwin's Praises

When you first hear Blackbird, a standout track on the new album, its a pretty, playful song - almost a nursery rhyme.

BBC: Dido interview: 'I am the sound of conflict'