这完全是能不能生存的问题。
没有水，人是不能生存的。
如果在新的环境不能生存的话，它们将逐渐消失。
"So if they can't exist under the new conditions they literally fall off the continent," he says.
让年代保护水不受污染，因为我们没有水不能生存的。
Lets protect the water from pollution, because we cant live without water.
没有之人类就不能生存的水对这个地区的农民来说极其重要。
Water without which man can not live, is really important to the peasants in this area.
甚至一个小男孩都知道这些，“单单靠面包人是不能生存的。”
There you have it! Even a little boy knows that "man shall not live by bread alone."
没有水，我们就不能生存，水以液体、气体或固体的形式存在。
Water, without which we cannot live, exists in the form of liquid, gas or solid.
没有道德，自由就不复存在……就像没有灵魂的躯体不能生存和活动一样。
Liberty can no more exist without virtue... Than the body can live and move without a soul.
记忆力差的星鸟在这么严酷的冬天也许不能生存。
Nutcrackers with poor memories did not likely survive the harsh mountain winters.
一旦幼仔出生后不能生存,雌狮的最好方式,是摆脱掉它们，开始新生活。
These cubs are not going to survive once they are born so the female's best strategy is to get rid of them and start anew.
而且，许多河流湖泊被工厂排放的污水所污染，鱼不能生存。
What's more, a lot of rivers and lakes are beginning polluted by the waste watcr from factories. Fish can't live in them any longer.
遭受严重损害的经济几乎不能生存。
更重要的是，大部分生命在此种条件下都不能生存。
What's more, most life cannot survive under such conditions.
我看见了一只有毛的大蜘蛛，它不能生存下来因为它的头被撞击了。
I also encountered a very large furry spider, which didn't survive it's head being bashed.
其评估的关键点在于每个人必须食用一定量的最少的食物（否则他们就不能生存下来）这一假设。
The key to his estimate was the assumption that everyone must have eaten a minimum diet (or they would not have been alive).
如果我们继续这样下去，地球上的生物将不能生存。
太阳使我们的地球很美好，它给了我们光亮，使我们温暖，使万物生长。没有太阳，我们就不能生存。
The sun makes our earth beautiful. It gives us light. It keeps us warm. It makes things grow. We can not live without the sun.
简单农业曾经几乎是，是世界上每一个国家的主要生活方式，人没有粮食就不能生存，而且几乎人们所有的食品都来自农作物和家畜。
Easier farming was once the chief way of live in nearly every country, people cannot live without food, and nearly all their food comes from crops and animals raised on farms.
没有水我们不能生存，所以我们务必持续水的洁净，以保护我们自我。
We can't live without water so we must keep'the water elean to protect ourselves.
这种五色的气体叫氧气，离开了它我们就不能生存。
The colourless gas without which we cannot live is called oxygen.
表面温度大约在1000摄氏度左右，这样滚烫的表面不能生存任何生命形式。
But its surface temperature is estimated to be around 1, 000c, making it far too hot to host any life forms.
不惜一切代价的胜利，但胜利的所有恐怖的胜利，然而漫长而艰难的道路是可能的，因为没有胜利就不能生存。
Victory at all costs—victory in spite of all terrors—victory, however long and hard the road may be, for without victory there is no survival.
河水变得如此的肮脏以致于生物不能生存。
The river is becoming so dirty that no living things can live in it.
在这个充满竞争的世界里，每个国家都要与其他国家进行交流沟通，免得就不能生存。
In this competitive world, no country can survive without any other contact with other countries.
在互联网中，做不好用户体验是不能生存下去的。
在互联网中，做不好用户体验是不能生存下去的。
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