英文: Remove cover bolts and cover.
中文: 拆卸阀盖螺栓和阀盖。英文: Loosen cover bolts and remove cover.
中文: 松开盖螺栓,拆卸阀盖。英文: She read the book from cover to cover.
中文: 她从头到尾地读了这本书。英文: She planned this secretly from cover to cover.
中文: 这事从头至尾都是她秘密策划的。英文: She planed the thing secretly from cover to cover.
中文: 这事从头至尾都是她秘密策划的。