motorcycle的意思是“摩托车”。
on the motorcycle:骑摩托车
ride a motorcycle:骑摩托车
motorcycle helmet:摩托车头盔
motorcycle gloves:摩托车手套
motorcycle jacket:摩托车夹克
motorcycle boots:摩托车靴
motorcycle safety:摩托车安全
motorcycle maintenance:摩托车维护
motorcycle parts:摩托车零部件
motorcycle repair:摩托车修理