你踩到我的脚了。

Nǐ cǎidào wǒ de jiǎo le.

You stepped on my foot.

小心，不要踩到狗屎。

Xiǎoxīn, búyào cǎidào gǒushǐ.

Careful—don’t step in dog poop.

刚买的新鞋，不小心被人踩踏了一下。

Gāng mǎi de xīnxié, bù xiǎoxīn bèi rén cǎità le yīxià.

My newly bought shoes were accidentally stepped on by someone.