He started the car, which hummed smoothly...他发动了汽车，车发出平稳的嗡嗡声。He hummed to himself as he opened the trunk.他独自哼着曲子打开了车子的后备箱。He tapped his feet, hummed tunes and jiggled about...他脚下打着拍子，嘴里哼着调子，身子晃来晃去的。He hummed and hawed, g...
He tapped his feet, hummed tunes and jiggled about.他脚下打着拍子，嘴里哼着调子，身子晃来晃去的。He started the car, which hummed smoothly.他发动了汽车，车发出平稳的嗡嗡声。The birds sang, the bees hummed.鸟儿叫，蜂儿鸣。...