roller-skate

详细解释:vi. 滚轮溜冰

词型变化：

动词过去式:roller-skated过去分词:roller-skated现在分词:roller-skating第三人称单数:rollerskates名词:roskater:

英语解释：

名词 roller-skate:

a shoe with pairs of rollers fixed to the sole同义词：roller skate