一步

tā men yǐ xiàng chéng gōng mài jìn yī bù

他们已向成功迈进一步。

Thsy have made a step towards success.

měi zǒu yī bù shuǐ jiù biàn de gèng shēn

每走一步，水就变得更深。

The water was deeper at every step.