roller-skating

英['rəʊləskeɪtɪŋ] 美['roʊləˌskeɪtɪŋ]
  • n.滑旱冰
名词 roller skating:
  1. skating on wheels

动词 roller skate:
  1. travel on shoes with steel or rubber rollers attached to their soles

    用作名词 (n.)
    1. I was knocked down by someone on roller skates.
      我被一个滑旱冰的人撞倒了。