unsustainable
adjective uk/ˌʌn.səˈsteɪ.nə.bəl/ us/ˌʌn.səˈsteɪ.nə.bəl/
C2 无法以同一标准持续的
Something that is unsustainable cannot continue at the same rate
This level of spending is unsustainable. 这种开销持续不了多久。
C2 枯竭式开采资源的;不符合可持续发展的;不可持续的
causing damage to the environment by using more of something than can be replaced naturally
unsustainable fishing methods 竭泽而渔式的捕鱼方法