是你辜负了我。用英语怎么说

You've let down me.

let down 英[let daun] 美[lɛt daʊn]
[释义] 放下; 放低; 使失望; 失信;
[例句]The boy let down his fist.
男孩放下了拳头。

These homeless youth have been let down by “ the system ” and by adults so many times that their trust in anyone beyond themselves is incredibly low.
“体制”和成年人一次次让这些无家可归的年轻人失望，他们对人的信任已经降到了令人难以置信的地步。

She let down a tape from the window to the pavement, and it was a sheer drop of thirty feet, without so much as a spout to climb up by.
她从窗口放下一根带子到地上，窗子的高度足足有三十英尺，墙上连一个可供攀登的喷水口都没有。

You disappoint me
例句
1.
Aren't you even angry? You disappoint me.
你不愤怒吗?你让我很失望.
2.
You disappoint me. It's the greatest good.
你让我失望，我是在作好事。

You disappoint me

对不起,我辜负了你.
sorry,
i've
let
you
down.

……