The ground still shows the path cut deep into the earth by the wheels of thousands of wagons.

VOA: special.2009.03.30

you can see that the subcortical here, so this is a brain that was cut away here, here, and here was a chunk taking out, you can see deep into this area you can also see that's what happening in the cortex.

你可以看看这块皮质下层，大脑在这块，这块，还有这块被分隔开了,这一大块，你可以看得很深,你能看见在皮质层里发生了什么事情。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

The violent water cut hundreds of meters deep into the desert floor of Arizona.

VOA: special.2009.08.12

Over time, these rivers cut deep into the new mountains.

VOA: special.2009.01.07

Plus,the retirement age has been raised. But,many Germans say austerity must not cut too deep into their cherished welfare state.

VOA: standard.2010.06.16