sustainably是什么意思

双语用例

• Consequently, external support is needed if they are to be sustainably m anaged.

• Although organically produced food currently has the greatest cachet, some predict that locally and sustainably grown products may become as desirable.

• More specifically, we test whether improving institutional quality in selected, distinct ways leads resource-rich countries to invest their resource rents more sustainably in other forms of capital.

• However, the effective instrument to achieve this goal is to increase the availability of lands that can be exploited sustainably, rather than to subsidize land prices.

• Other things being equal, therefore, the effect of the strong sustainability policy will be to reduce the quantity of harvest that can be carried out sustainably from the remaining stock.

• Our policy is to specify only the use of hardwoods which come from sustainably managed sources.

• Where such a careful policy mix has been used, farmers have already abandoned poppy cultivation, sustainably.

• Traditional, small-scale, inshore fisheries are, in some circumstances, able to guarantee that fish stocks are managed sustainably.