the use of natural products and energy in a way that does not harm the environment 以不损害环境的方式使用自然产品和能源 a company well-known for its commitment to environmental sustainability 一家以致力于环境可持续发展而闻名的公司
the ability to continue or be continued for a long time 持续或被持续很长时间的能力 The strength and sustainability of the economic recovery is still in doubt. 经济复苏的力度和可持续性仍然令人怀疑。