Rockabye by Clean Bandit is about a single mother's struggle to survive.

清洁盗贼Rockabye讲述了单身母亲为生存奋斗故事。

That's right, a recent study found that participants who slept on a bed engineered to gently rock were able to fall asleep more quickly, sleep more deeply, and perform better on memory tests the next morning so rockabye baby really works!

错，最近一项研究发，睡在设计成轻轻摇晃参与者能够更快入睡，睡得更沉，第二天早记忆测试表更好，所以摇晃婴儿入睡方法真很有效！