motorcycles 是 motorcycle 的複數motorcycleKK [ˋmotɚˏsaɪkəl] /ˈmoʊtɚˌsaɪkəl/名詞1機車、摩托車He rode his motorcycle along the coast for three hours.他騎機車沿著海岸線騎了三個小時。動詞1騎機車美式，較少用They motorcycled across the island last summer.去年夏天他們騎機車環了這座島。