Food was scarce and expensive.
食物匮乏而且昂贵。
食物越来越紧缺。
Bear in mind that gas stations are scarce in the more remote areas.
记住，加油站在那些比较偏远的地区是很稀少的。
Hospital beds were scarce and medicines were practically non-existent.
当时医院病床紧缺，药物根本所剩无几。
This kind of training is ineffective, and wasteful of scarce resources.
这种训练没有效果，浪费了稀有资源。
Because oil and natural gas became scarce?
因为石油和天然气变得稀缺了，是吗？
How did diatoms survive if zinc is so scarce?
如果锌如此缺乏，硅藻是如何生存的呢？
We should find better ways to make good use of scarce resources.
我们应该找到更好的方法来充分利用稀缺资源。
However, they have real impacts, as they result in misguided use of scarce resources.
然而，它们有实际的影响，因为它们导致了对稀缺资源的错误使用。
As trees became scarce and they could no longer construct wooden canoes for fishing, they ate birds.
由于树木变得稀少，他们不能再建造木制的独木舟来捕鱼，只好捕食鸟类。
Economists fear that within the next 100 to 150 years, the earth's resources will become very scarce.
经济学家担心，在未来100到150年内，地球的资源将变得非常稀缺。
In some cases, water is so scarce that farmers break open sewage pipes transporting waste to local rivers.
在某些情况，水稀缺到农民们不得不打开污水管道，将污水输送到当地的河流。
It may be that males can use scarce carotenoids either for immune defense and detoxification or for attracting females.
可能是雄性可以利用稀少的类胡萝卜素进行免疫防御和解毒，或者吸引雌性。
If more than one species is competing for a scarce resource, the competing species usually switch to different alternative resources.
如果一个以上的物种竞争稀缺的资源，竞争的物种通常会转向不同的替代资源。
Countries that need oil are clawing at each other to lock up scarce supplies, and are willing to deal with any government, no matter how unpleasant, to do it.
需要石油的国家正在互相撕咬以锁定稀缺的石油供应，并且，无论这种事会多么令人不愉快，它们都愿意与任何政府打交道。
However, toward the end of the eighteenth century, as British oak supplies grew scarce, shipbuilders there turned to teak and found in it an ideal substitute.
然而，到18世纪末，随着英国橡木供应的稀缺，那里的造船厂转向柚木，并在其中找到了理想的替代品。
Go back in history and this was part of our survival repertoire; like most animals, we drew on our sense of smell, when visual information was scarce, to single out prey.
回顾历史，这是我们生存技能的一部分；像大多数动物一样，当视觉信息匮乏时，我们利用嗅觉来识别猎物。
Furthermore, most species do not depend entirely on a single resource, if the major resource for a species becomes scarce, the species can usually shift to alternative resources.
此外，大多数物种并不完全依赖单一的资源，如果一个物种的主要资源变得稀缺，该物种通常可以转向替代资源。
It was argued that once hunter-gatherers had occupied the whole world, the population started to grow everywhere and food became scarce; agriculture would have been a solution to this problem.
有人认为，一旦狩猎采集者占领了整个世界，世界各地的人口就会开始增长，食物将变得稀缺；农业本来是解决这一问题的方法。
我几乎想不起他了。
Details of the accident are scarce.
事故的详细情况了解不多。
Jobs are becoming increasingly scarce.
工作职位变得越来越少。
Fresh food is so scarce that prices have rocketed.
新鲜食物如此稀缺以致价格飞涨。
It probably would be a good idea if you made yourself scarce.
如果你溜走倒可能是个好主意。
Them as is not wanted scarce ever thrives.
没人要的孩子，基本上都无法长大。
They scarce ever had their stomachs full in their lives.
他们从出生到现在几乎从来没有吃饱过。
In college, time is scarce, and consequently, very precious.
在大学，时间非常有限，因此也非常宝贵。
As economy is declining, jobs available to the young continue to be scarce.
随着经济的衰退，面向年轻人的工作岗位一直处于稀缺状态。
As economy is declining, jobs available to the young, continue to be scarce.
随着经济的萧条，年轻人找到的工作的机会变得越来越少。
Th' trouble is that sometimes they can scarce keep from burstin' out laughin'.
问题是，有时他们几乎忍不住要笑出声来。
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