swim的过去分词：swam；过去时：swum；第三人称单数现在时：swims；现在分词：swimming。
swim的用法
swim的用法1：swim的基本意思是“游泳”“游过”,指靠摆动身体在水中前进或漂浮。swim还可作“漂浮”“飘忽”“滑行”解,引申可表示“旋转,摇晃,眩晕”。
swim的用法2：swim可用作及物动词,也可用作不及物动词。用作及物动词时,接名词或代词作宾语。
swim的用法3：swim的过去式是swam,过去分词是swum。
swim的用法4：swim用作名词时意思是“游泳”,其前常加不定冠词a。
swim的用法5：the swim意思是“潮流”; in the swim作“熟悉内情,通晓时事,积极参与社会活动; 通晓现时风尚潮流”解; out of the swim的意思是“赶不上潮流”。
swim的常用短语
用作动词 (v.)
swim about (v.+adv.)
swim across (v.+prep.)
swim before (v.+prep.)
swim for (v.+prep.)
swim in (v.+prep.)
swim into (v.+prep.)
swim with (v.+prep.)
用作名词 (n.)
go for a swim
in a swim
in the swim
out of the swim
