Careful you don't tread in that puddle.

小心，别踩着那水坑。

《牛津词典》

When a product has to tread in a new path, many development aspects are often overlooked, leading to incorrect effort estimates.

当产品需要进行新的升级时，有许多开发方面常常会被忽视，进而导致不正确的任务和工作量估计。

youdao

And this man shall be the peace, when the Assyrian shall come into our land: and when he shall tread in our palaces, then shall we raise against him seven shepherds, and eight principal men.

这位必作我们的平安。当亚述人进入我们的地境，践踏宫殿的时候，我们就立起七个牧者，八个首领攻击他。

youdao

With flags that read "Don't Tread On Me", Tea Party supporters gathered in a windswept dusty lot in the desert in Searchlight,Nevada, the hometown of Senate Democratic leader Harry Reid.

VOA: standard.2010.03.28

Without doubt, Mr Gore would have been happier to tread in the wake of a man of exemplary behaviour.

ECONOMIST: Campaigning in Clinton country

He trod explicitly in the footsteps of Mungo Park and Stanley or, preferably, he didn't tread in anyone's footsteps at all.

ECONOMIST: Hendrik Coetzee, explorer, died on December 7th, aged 35

However, you'd think that in an industry that is famous for such embarrassing pronouncements that 640K ought to be enough for anybody (well, maybe for your camera's firmware) or that there is a world market for about five computers (perhaps in every person's pockets), companies would tread cautiously in announcing that they're not going to create something.

ENGADGET: Switched On: The iPod Photo's slippery slope towards video