3.I'm not too happy about the experiment.

我不看好这次实验。

4.I feel downhearted about my huge mistake.

犯了这么大的错误我感到心灰意冷。

5.I was counting on more.

我原本希望可以得到更多。

锦囊妙语学一学：

1.rise from the ashes：死后重生

I will rise up from the ashes ready for my justice day. 我会在灰烬中重生，迎接公正时刻的光华。

2.a price to pay：代价

That's a pretty cheap price to pay for joy,isn't it? 以这样一个廉价的方式获得快乐，何乐而不为呢?

3.put up a good fight：奋战

Henry put up a good fight,but was beaten. 亨利英勇奋战，可是战败了。