roll中文解释
vt,卷；滚动，转动；辗,同近
roll例句His sleeves were rolled above his elbows..他的袖子卷到了胳膊肘的上面。
roll英语解释卷；滚动，转动；辗英释vvif something rolls, especially something round, or if you roll it, it moves along a surface by turning over and over
roll短语和解释roll out,铺开；滚出.短语
