我不知道从什么时候开始我竟然有了如此大的变化的翻译：I don't know when I should have changed so much 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I do not know when to begin so I actually have a big change

I don't know when I should have changed so much

正在翻译，请等待...

I don't know since when I really have so much has changed

I don't know when I should have changed so much