Suddenly the snow gave way beneath his fore legs and he sank down.

突然间，它前爪踩到的雪沉了下去，自己陷了进去。

youdao

The movement of the fore and hind legs should reach equally forward in the moment of the extension.

前后和后肢的动作在伸长的瞬间应当是均等的。

youdao

It stands on two fore legs and one hind leg, with the other hind leg raised and touching the ground only on the point of the hoof.

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One points to a land origin in which lizards started to burrow, and as they adapted to their subterranean existence, their legs were reduced and lost - first the fore-limbs and then the hind-limbs.

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