“原来如此”用英语怎么说？ “原来是这样”用英语怎么说？

So that is what [how] it is?

I see

It explains the matter.

So that's how matters stand.

So this is your good works?你的所谓杰作原来如此 呀

'Oh,'he sneered,'that's it!?“ 嘿, ” 他冷笑一声, “ 原来如此!

So that's how it's done!?原来如此!

Now it comes to me.?原来如此.