把它剪下来用英文怎么说

"Cut it down" 或 "Cut it off" 是表示剪下来的常用说法。这两个短语都来源于英语中 cut 的意思，cut 是割、切的意思。

例句：

Cut down the tree before it falls on the house. (把树砍倒，免得它掉在房子上。)
I had to cut off my hair because it was damaged. (我不得不剪掉我的头发，因为它受损了。)