(1)移動率(特に歩く場合か走る場合)
(2)the rate of moving (especially walking or running)
さらに詳しく
(1)足を上げ、次いでそれを下ろして位置を変える行為
(2)the act of changing location by raising the foot and setting it down; "he walked with unsteady steps"
(1)段階的な方法で
(2)in a gradual manner; "the snake moved gradually toward its victim"