1.Programs exist that guarantee sustainable forest management.

现在已有保证可持的森林管理计划。

2.D) The relief effort will be rendered less sustainable.

D）救灾工作将那么可持。

3.The aim is to keep visits sustainable and access fair.

目的是保持参观的可持性和公平准入。

4.But is throwing things away a sustainable approach?

但扔东西是可持的方法吗？

5.Sustainable harmony means now we will reduce inequality.

持的和谐意味着消除平等。

6.A) Take measures to ensure sustainable food development.

A）采取措施确保粮食的可持发展。

7.They're put to good use already in a sustainable, in a very sustainable way.

它们已经以一种可持的、非常可持的方式到了很好的利用。

8.That is also very very sustainable.

地热也是可持能源。

9.Otherwise this industry won't be sustainable.

否则这项产业会持的。

10.The concept of sustainable development has been defined as profitable.

可持发展观已经被定义成了有利可图的发展。

11.We need sustainable harmony. I love this term.

我们需要持的和谐，我喜欢这个词。

12.Of course, this is not something sustainable.

当然，这很难维持。

13.One engine ran on the sustainable mixture.

其中一台发动机使用的是可持混合燃料。

14.How sustainable do you think you are?

你认为你的可持性如何？

15.Thus, the sustainable option was an economic option, too.

因此，可持性的选择也是一个经济的选择。

16.How much do we harvest within sustainable limits.

我们能在可持的限度内捕捞多少？

17.They want to be a more sustainable company.

他们希望成为一家更具可持性的公司。

18.London Mayor Sadiq Khan described the cuts as " not sustainable" for the city.

伦敦市长萨迪克·汗称，削减警力在伦敦“并非长久之计”。

19.It's a path that's easy, and sustainable.

这是一条简单且可持的道路。

20.B) Fish-farming will not be sustainable.

B）养鱼将是可持的。