viability [ˌvaɪə'bɪlətɪ]

例句:

• But today, Schengen's viability is being questioned.
  来自VOA
• There's a very large question about the viability of the newspaper.
  报纸能否办下去是一个重大问题。
  
• What is required to achieve or maintain such viability?
  要达到或维持这种生存能力需要什么？
  
• Scientists are experimenting to find ways to ensure the viability of seeds for even longer periods of time.
  正如我们所说，科学家正在试验努力寻找让种子的生命力更加延长的方法。
  
• Musambayi is among those who question its viability.
  来自VOA
• Even the Canadian oil sands are limited in economic viability.
  来自SA