/səˈsteɪ.nə.bəl/
involving the use of natural products and energy in a way that does not harm the environment （对自然资源和能源的利用）不破坏生态平衡的，合理利用的
sustainable forest management
合理的森林管理
an environmentally sustainable society
保持生态环境平衡的社会
that can continue or be continued for a long time 可持续的
sustainable economic growth
经济的可持续增长
adverb
In a way that can be maintained at a certain rate or level.
a firm’s ability to grow sustainably and profitably
sustainably low prices