sustainable

1. ADJ You use sustainable to describe the use of natural resources when this use is kept at a steady level that is not likely to damage the environment. 可持續(xù)的

...the management, conservation and sustainable development of forests. …森林的管理、保護(hù)和可持續(xù)發(fā)展。

2. sustainabilityN-UNCOUNT 可持續(xù)性

...the issue of long-term environmental sustainability. …長期的環(huán)境可持續(xù)性問題。

3. ADJ A sustainable plan, method, or system is designed to continue at the same rate or level of activity without any problems. 可持續(xù)的

The creation of an efficient and sustainable transport system is critical. 一個(gè)高效而可持續(xù)發(fā)展的交通系統(tǒng)的創(chuàng)建是非常重要的。

4. sustainabilityN-UNCOUNT 可持續(xù)性

...unease about the sustainability of the American economic recovery. …對(duì)于美國經(jīng)濟(jì)復(fù)蘇的可持續(xù)性的擔(dān)心。