英文關鍵字
bicycle
wheel
ride
weekend
trees
windy
foliage
forest
bike
standing
weather
recreation
sand
spoke
drive
sunlight
rest
sky
road
summertime
scenery
nobody
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trip
nature
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freedom
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modern
sunny
peaceful
way
pedal
daylight
adventure
hobby
holiday
vacation
active
rubber
sunshine
walking
lifestyle
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traveling
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fitness
ground