自行车英文单词是：Bicyclebicycle英['baɪsɪkl]美['baɪsɪkl]n.自行车;脚踏车;v.骑自行车;[例句]Ibicycledontowardsthesea.我继续骑着自行车朝海边走。[其他]第三人称单数：bicycles复数：bicycles现在分词：bicycling过去式：bicycled过去分词：bicycled。