英文關鍵字
alone
boot
flare
foot
footprint
footstep
frost
hike
hiking
leg
light
shoe
snow
snowy
step
sun
sunlight
walk
walking
winter
英文關鍵字
alone
boot
flare
foot
footprint
footstep
frost
hike
hiking
leg
light
shoe
snow
snowy
step
sun
sunlight
walk
walking
winter