Third, they should make a profit without destroying natural resources.

第三，他们应该在不破坏自然资源的情况下获利。

" … almost as if they had expected it. Yes, we have been over this ground before, without profit. A folly" .

" … … 好似早已知情。没错，我们已经讨论过这个可能，但现在也拿不出证据。但总而言之，整件事情根本就是乱来。"

But there are some signs that the market is recognizing rapid growth without profit may not always be healthy.

但有一些迹象表明，市场正在认识到没有利润的快速增长可能并不总是健康的。

Now she is in the first grade and has those skills. She sells her goods at the market and can now count her profit without help.

现在她上一年级，已经掌握了这些能力。她在市场上卖东西，能独立计算盈利。

Third, they should make a profit without destroying natural resources, and finally they should provide an experience that tourists want to pay for.

第三，他们应该在不破坏自然资源的情况下获利，最后他们应该提供游客想要付费的体验。