n.

a motor vehicle with two wheels and a strong frame

同義詞：motorcycle

a wheeled vehicle that has two wheels and is moved by foot pedals

同義詞：bicyclewheelcycle

Pudendal neuritis from biking.
Poles and fastenings for biking upright
Pudendal neuritis from biking. Letter to the Editor
Biketastic:sensing and mapping for better biking
Promoting safe walking and biking to school: the Marin County success story.
Barriers to children walking and biking to school--United States, 1999
Wildfire effects on hiking and biking demand in New Mexico: a travel cost study.
Prevalence and correlates of walking and biking to school among adolescents
AD-venture program: therapeutic biking for the treatment of depression in long-term care residents with dementia.
Neighborhood design and rates of walking and biking to elementary school in 34 California communities