失望的英文金句如下：
* Disappointment is like a dark cloud that covers my heart.
* I feel dejected and let down.
* I am feeling deflated and let down.
* I am disappointed with myself.
* I am feeling let down by my actions.
* I am feeling a sense of loss and disappointment.
* I am feeling empty and let down inside.
* Disappointment is like a heavy weight on my heart.
* I am feeling let down by the outcome.
* I am feeling let down by the world.
希望這些句子可以幫助你表達失望的情緒。