英语疑惑：competitiors speed down the track and through the air a

fly through the air 英语翻译The train puffs down the track.The train whistles and st 英语选择（ ）is nice and clean.A.The air today B.The air of today ____(fly)means a journey through the air or space. Need to track down time on the machines for a better Total P on the track and field意思 英语翻译A good reader can move at great speed through the text o 英语翻译The high speed of air travel is gained at a cost. move your hand through the air "F_____"means"move through the air" 一道物理英文题The speed of a bullet as it travels down the barrel o 英语翻译Go down the hall and through the door into the Foyer acr