unsustainable是什么意思？

unsustainable

英[ˌʌnsəˈsteɪnəbl]

• adj. 不能证实的，不能成立的，不能支持的；

例句

• No one denies that we are an unsustainable path. 人人都知道我们正处在一条不可再持续的道路上.
• The story in Estonia and Lithuania is similar — and looks equally unsustainable. 爱沙尼亚和立陶宛情形也与之相似,都不能持续下去.
• Life on Earth will become unsustainable unless population growth is held in check. 人口增长要是不加控制的话，地球上的生命将无法持续发展。
• Life on Earth will become unsustainable unless population growth is held in check... 人口增长要是不加控制的话，地球上的生命将无法持续发展。

英语六级真题

Peter Orszag, Obama's Budget Director, recently called the US budget deficits unsustainable and he's right.
出自-2012年12月阅读原文
In a report entitled "Averting the Old Age Crisis", it argued that pension arrangements in most countries were unsustainable.
出自-2010年12月阅读原文