정의: A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered or motor-assisted, pedal-driven, single-track vehicle, with two wheels attached to a frame, one behind the other. A bicycle rider is called a cyclist, or bicyclist.
| 핵심 연구 분야 | Infrastructure |
|---|---|
| 주요 연도 | 2022년 |
| 주요 연관 키워드 | cities |
| 좋아요 수 | 0 |