“不懂为什么树叶染红的时候,就到要分手”要英文怎么说?

楼上的都是用机器翻译的。。。

我纯手打的。希望能帮得上楼主。

（I）Could not understand the reason why when the leaves turn red that we have to go the seprate ways.

go the seprate ways意思是各走各的路，又分手的意思。

Doesn't understand the leaf to be why incarnadine, arrives must bid good-bye.
不懂为什么树叶染红的时候，就到要分手。

不懂为什么树叶染红的时候,就到要分手

Don't understand why the leaf dye red of time, is and break up

不懂为什么树叶染红的时候,就到要分手
Could not understand why, when the leaves dyed, they should break up the

"Do not understand why the leaves, when dyed on to want to break up"