●ˌbrush sth ˈout1.to brush sth, especially hair, thoroughly to remove knots or to make it straighter梳理（头发等）◆She brushed out her hair, washed her face and got into bed. 她梳好头，洗好脸，就上床了。OBJhair2. ( ˌbrush sth ˈout of sth) to remove knots, etc. from your hair by brushing梳开（头发的缠结等）◆It took half an hour to brush out all the tangles in his hair. 用了半个小时才梳开他的一头乱发。OBJtangles, knots[v + adv + n][v + n/pron + adv]2also[v + n/pron + adv + prep]