lullaby/ˈlʌl.ə.baɪ/名词摇篮曲,催眠曲She softly hummed a lullaby to her baby, the gentle melody filling the room and soothing the little one into a peaceful slumber.她轻声哼唱着摇篮曲给她的宝宝听,那温柔的旋律充满了整个房间,使小宝宝平静地入睡。想跟读,去练习