Don 't you bring knifes to school ?

你不带刀子上学吗？

The doctor knifes carefully along a bone in his leg .

医生小心地沿着他的一块腿骨用刀切过.

I don 't want to be near her with knifes around .

我不希望用刀子在她身边围绕。

There are no knifes , for a reason .

还有一个原因没有刀。

If there is a wind , it knifes through your skin like stilettos .

如果有风，也会如锥子一般刺穿你的皮肤。