用脚前掌而不是脚跟。
熊轻微地移动了一下它的前掌避开了我的刺击。
The bear made a slight movement with his paw and parried my thrust.
他们先是用脚后跟触地，然后将体重移到脚前掌，在抬脚前再转到拇趾上。
They touched the ground with their heels before transferring the weight to the balls of their feet, then rolling towards the big toe before lifting up again.
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