swim英[swɪm]美[swɪm]v.游泳; 游动; 旋转; 眩晕;n.游泳;[例句]She swam the 400 metres medley ten seconds slower than she did in 1980.她400米混合泳的成绩比其1980年慢了10秒。[其他]第三人称单数:swims 现在分词:swimming 过去式:swam过去分词:swum