to stop or hold back someone阻止: prevent sb./ sth. doing sth [= stop sb../ sth. doing sth; keep sb./sth. from doing sth.] 阻止某人做某事; 阻止某事发 [注]keep sb./sth. doing sth. 使某人.某物处于某种状态 price [prais] n. 1.an amount of money for which a thing is offered, sold, or bought价格; 价钱 ; 【查看更多】
