帮忙翻译2句句子，谢谢~

1.我不知道这坚强的背后隐藏着多少泪水。
I don't know how much tears concealed behind the sturdy.
2永恒是什么？永恒只是一个易碎的花瓶，与其相信它是一个美丽的错误，不如相信它只是一瞬间。
What's eternity?Eternity is only a breakable flower vase ,rather believe it's a pretty mistake than a twinkle.

1. I don't know how many tears have been shed behind such fortitude.
2. What is eternity? It is just a fragile vaze, which would be preferably regarded as a short moment instead of a beautiful mistake.

I don't know how much tears behind this iron surface.

What is forever? Forever is fragile vase.A flash moment is better explaining it than a beatiful mistake.

I don't know how much tears hided behind the adamancy

what's eternal? It's a frangible vase,rather than believe it's a beautful fault,just assume it's a moment