Babies often fall down when they learn to walk.

婴儿在学走路时经常摔倒。

youdao

When they fall over, they slide a long way down the hill!

当他们落下时，就会沿着山坡滑行很长的一段路。

youdao

Babies often fall down when they are learning to walk.

婴儿在学走路时经常摔倒。

youdao

Babies often fall down when they are learning to walk.

婴儿在学走路时经常摔倒。

youdao