代替，顶替...

cover for的音标：cover for的英式发音音标为：['kʌvə fɔ:]cover for的美式发音音标为：['kʌvɚ fɔr]...

Why would she cover for someone who was trying to kill her?她为什么要包庇想要杀她的人呢？"Your modesty is a cover for your overweening conceit," she said.“你表面谦虚，骨子里目中无人。”她说道。A thicket makes good cover for animals to hide in.丛林是动物的良好隐蔽处...