在跟踪猎物的时候，花豹一般会用肚子贴近地面，匍匐前行。
When stalking its prey, a leopard crawls with its belly low to the ground.
人们基本上是在潮湿阴冷的森林里匍匐前行，试图在地面上找到动物可能翻刨过的痕迹。
You literally crawl in the dank, damp forest trying to find disturbances in the duff where animals may have been rooting around.
他们朝着新的方向缓缓前行，避过过度生长的树根并匍匐在低垂的树枝下。
They jogged along in the new direction, avoiding overgrown tree roots and crawling under low-hanging branches.
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