Liberty even left her nest for a long period of time, leaving her eggs unviable.

" 自由" 甚至离开她的巢穴很长一段时间，那样她的蛋无法独立生存。

That's the point where it becomes economically unviable, and an increased risk to life to maintain the defenses within Fairborn.

" 如果真的发生洪水，当地失生存力，同时对村民来说，也增加他们抵御洪水时的风险。

It should tax the polluters and thereby make the pollution economically unviable.

应当对污者征税，从而使污在上变得不行。

The law would allow communities to set up their own limits on groundwater usage, which would likely make wasteful crops like alfalfa unviable.

该法律将允许社区自行设定地下水使用的限制，这使像苜蓿这样的耗水作物变得不行。

Probably a lot of people's plan B. But with that enormous 46% tariff announced for Vietnam that you mentioned, Waylon, that country is looking unviable.

很多人都把越南当作备选方案B。 但正如Waylon你提到的， 越南被宣布征收高达46%的关税，这个国家看起来已不太行了。

(Eggs without a plant leaf to cling to rarely survived for more than a few hours. ) The big drop in survival was at 16 hours and 20 minutes, when half the eggs became unviable.

（没有植物叶子依附的卵很少存活超过几个小时。）存活率在 16 小时 20 分钟时大幅下降，此时一半的卵变得无法存活。

He wrote this book, which was a fantastic bestseller in his day, where he believed that Europe would be in a period of endless Kantian peace because the prospect of European powers going to war was so economically unviable.

他写了这本书， 在他那个时代是一本非常畅销的书，书中他认为欧洲将进入一个无尽的康德式和平时期， 因为欧洲大国发动战争在上是如此不行。