英文關鍵字
athlete
biathlon
boots
buckle
competition
competitiveness
competitor
course
crowd
event
fast
feet
follow
gliding
hobby
legs
leisure
marathon
participants
pastime
poles
professional
pushoff
race
racing
rapidly
recreation
rivals
runner
running
skating
ski
skier
skis
sliding
snow
speed
sport
sporting
sportsman
sportsperson
sportswear
sprint
start
step
technique
track
trail
winter
wintertime