foot by

foot by step by step,foot by foot 翻译two-by-two-foot 31inches by 7 foot 为什么英语步行是on foot而不是by foot? on foot by bike by bus by train by plane by ship by subway 怎 by plane by ship on foot by bike by bus by train by subway 怎 he go to work by foot改错 MsBrown goes to walk by foot.改错 步行能用“By foot”表示吗? by Plane/by train by car/by bus/by taxi/on foot b she go to school by foot.a go.b school...can by.d foot.改错