be quick of footとは 意味・読み方・使い方

As the result, a moderate restriction action acts on the foot 50 by an elastic restriction force, the slipping of the foot 50 is prevented as much as possible, the bracing at the tiptoe part is effectively done, quick movement and stable movement can be realized, and thus the original function of the shoe 1 is fully demonstrated.例文帳に追加

この結果、足５０には弾性反発力によって適度の拘束作用が働き、足５０の滑りが可及的に防止され、指先部分での踏ん張りが効き、俊敏な動きとか、安定した動きが実現でき、延いては靴１の本来の機能が十二分に発揮される。 - 特許庁