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running fast; double time
cantering
doing things in a hurry
集合時間に遅れそうで駆足で駅に向かった。
I was about to be late for the meeting time, so I ran to the station.
兵士たちは号令とともに駆足で前進した。
The soldiers advanced at double time upon the command.
駆足で観光地を回ったので疲れてしまった。
I got tired from rushing through the tourist spots.