地上全是最细的砂子，但是蓝得像硫黄发出的光焰。

The earth itself was the finest sand, but blue as the flame of burning sulphur.

youdao

勇敢的离开，就像风筝那样，飞向，蓝得那么灼热的天。

Brave left, just like a kite, fly to the blue so hot days.

youdao

天空蓝得再怎么看也看不清楚了，我总是在希望中绝望。

The sky is blue and could not clear, I always hope in despair.

youdao

Good, good to define to solve out for X: X is when this blue line equals, sorry, this blue line equals this red line.

很好,解释得很清楚,要解出X,X是这条蓝线,与红线的交点

耶鲁公开课 - 博弈论课程节选