bicycling

n.

骑自行车；

electric bicycle电动自行车

by bicycle骑脚踏车

bicycle frame车架，自行车架

bicycle pump n. 气汞；自行车打气筒

racing bicycle赛车；竞赛用自行车

bicycle race自行车竞赛

bicycle tire自行车轮胎

1. Can you ride a bicycle?
   你会骑自行车吗？
2. He beguiled me into lending him my bicycle.
   他骗我把自行车借给了他。
3. Every day he rode his old bicycle to his office.
   每天他骑着他那辆旧自行车去上班。

1. You can coast downhill on a bicycle.
   你可以骑自行车滑下坡。
2. I saw him make by the gate on his bicycle.
   我看见他骑自行车从大门旁边过去了。

Infrastructure, programs, and policies to increase bicycling: an international review.
Walking, Bicycling, and Urban Landscapes: Evidence From the San Francisco Bay Area
Safety in numbers: more walkers and bicyclists, safer walking and bicycling
Reviewing the evidence. Walking, bicycling, and urban landscapes: evidence from the San Francisco Bay area
...of transportation infrastructure on bicycling ...
Physiological alterations consequent to 20-week conditioning programs of bicycling, tennis, and jogging.
Bicycling renaissance in North America? An update and re-appraisal of cycling trends and policies
Bicycling for Transportation and Health: The Role of Infrastructure
Walking and bicycling: an evaluation of environmental audit instruments
Walking, Bicycling and the Urban Landscape: Evidence from the San Francisco Bay Area