英语释义
1. a swiveling metal bar or rod attached to a 2-wheeled vehicle (such as a bicycle) and used to prop up the vehicle when it is not in use
2. a metal bar on a bicycle or motorcycle that swings down to hold it in an upright position when it is not in use
3. a metal bar or rod attached to a two-wheeled vehicle (as a bicycle) that is used to prop the vehicle up when it is not in use