sustainable /səˈsteɪnəbəl/ CET4

• 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. 可持续的

  例：

  ...the management, conservation and sustainable development of forests.

  …森林的管理、保护和可持续发展。

• 2. 

  sustainability N-UNCOUNT 可持续性

  例：

  ...the issue of long-term environmental sustainability.

  …长期的环境可持续性问题。

• 3. 

  ADJ A sustainable plan, method, or system is designed to continue at the same rate or level of activity without any problems. 可持续的

  例：

  The creation of an efficient and sustainable transport system is critical.

  一个高效而可持续发展的交通系统的创建是非常重要的。

• 4. 

  sustainability N-UNCOUNT 可持续性

  例：

  ...unease about the sustainability of the American economic recovery.

  …对于美国经济复苏的可持续性的担心。