短語詞組短語biking to 騎車去Biking Silver 自行車銀絲短襪moutain biking 山地腳踏車運動Biking Exercise 腳踏車運動is biking 正在騎車Biking Red 騎車紅Biking Beauty 美女單車;粉紅自行車美眉Biking anecdote 天下騎聞by bike 騎自行車；騎單車ride a bike 騎自行車mountain bike n . 山地車；山地自行車bike riding 騎單車racing bike 賽車；競賽自行車exercise bike 固定式健身腳踏車ride bike 騎車，騎自行車dirt bike 輕型摩托車pocket bike 折疊自行車 返回 biking