Why did the fishes in the pond die off?
为什么池塘里的鱼都死了？
The largest, oldest trees would progressively die off and tend not to be replaced.
最大、最老的树会逐渐死去，并且往往不会被取代。
As a day-to-day essential, it will die off with the generation who read print newspapers.
作为一种日常必需品，它将随着阅读纸质报纸的一代人而消亡。
Contraction of front and side parts as cells die off was observed in some subjects in their thirties, but it was still not evident in some sixty and seventy-year-olds.
随着细胞的死亡，有些人大脑前部和侧部的收缩，在三十多岁时就能观察到，但是也有些人直到六七十岁依然不明显。
There have been reports of poultry die off in her village.
有报道称，病人所在的村庄有家禽死亡情况。
Without the gel, scientists say, the bacteria die off.
科学家说，如果没有这种凝胶，细菌将无法存活。
If its stem cells are eradicated, the rest of a tumour may die off.
如果癌症的干细胞被消灭了，其他的肿瘤组织或许会死掉。
If sharks die off, you could have a food chain Whac-a-Mole, scientists say.
科学家说，如果鲨鱼灭绝，就会象“打地鼠”游戏一样引发食物链的崩溃。
Many will die off with the first frost whilst others hibernate until the following spring.
很多会在初霜之时死去，其他的则会蛰伏到来年春天。
When birds began to die off, People began to criticize the use of chemical pesticides.
当鸟类开始相继死去时，人们就开始对使用化学杀虫剂提出批评。
I realized that I was the only one left screaming, my voice a ragged thing that I let die off.
我意识到只剩自己还在尖叫，声音太刺耳，我渐渐停了。
In doing so, the cancer cells die off naturally, without the need for harmful and expensive chemotherapy.
在这个过程中，癌细胞就会自然死亡，使患者不必经历对身体伤害极大又十分昂贵的化疗过程。
Many of the larger animals that were hunted by the early Indians began to die off with the end of the ice age.
随着冰河时期末期到来，印第安人捕杀的许多大型动物开始绝种。
Higher temperatures may also increase the risk of pests and parasites, because fewer will die off during the winter.
较高的气温也会增加生害虫和寄生虫的危险，因为冬季虫子死的更少。
Initial findings indicate poultry die off in the vicinity of the case's home in the week prior to the onset of illness.
初步结论表明在该病例发病前一周内，其住所附近有禽类死亡。
When any nerve cells are going spare they either degenerate and die off or they are colonised by other areas nearby.
任何神经细胞都不能停止工作，它们一旦停下来就会衰退或死亡，要么它们就被附近的神经组织控制。
This opens new ways of thinking about and treating the cancers. If its stem cells are eradicated, the rest of a tumour may die off.
该发现为研究和治疗癌症打开了了新思路：如果肿瘤的肝细胞可以被根除，那么它本身也会随即死去。
The effect is somewhat temporary. After a couple of months, the new cells start acting like the older cells, although they do not die off.
然而效果是暂时的，几个月后，新的细胞开始表现得和旧的细胞一样，虽然这些细胞没有并死亡。
Wild sarsaparilla, wild oats, Solomon's seal and a host of understory plants die off; grass-like species such as Pennsylvania sedge take over.
野生撒尔沙、野生燕麦、玉竹和大量的林下叶层植物相继死光；宾夕法尼亚莎草之类的草类物种接管了领地。
Unfortunately, many caterpillars do not know they have the ability to become butterflies and so remain in their cocoon until they die off.
很不幸的是，不少毛毛虫并不知道它们能变成蝴蝶，于是便裹在自己的茧里终老一生。
Pollution from sewage or farm waste can cause excess algae growth, starving the water of oxygen and causing fish and other species to die off.
从下水道或者农场里出来的污染水引起藻类的过度生长，造成水里的氧气严重缺失，以至于鱼类和别的物种相继死去。
By then, Japan's population will have shrunk by around 20 million people, an unprecedented die off for a nation neither at war or blighted by famine.
到那时日本人口将缩减至2000万人，对于一个期间既没有经历战争也没有遭遇饥荒的国家来说，这种人口缩减是史无前例的。
Based on previous extinctions, only nine species would have been expected to die off in the same time frame had it not been for mankind's involvement.
根据以往的物种灭绝情况，如果没有人类的参与，在同样的时间内只会有九种物种灭绝。
We are on a lower dimension of life and as such instead of combusting into bits, we would gradually fade as all life would die off in the dance of extinction.
我们身处在更低些的生命维度上，这样一来，我们不会焚化成碎片，而是会逐渐湮灭，因为一切生命都会在绝灭的舞蹈中死去。
Researchers isolated two proteins, known as CCSA-3 and CCSA-4, that appear to be released into the bloodstream when some of the cancer cells in a tumor die off.
研究人员分离出两种蛋白命名为CCSA-3和CCSA-4，这两种蛋白似乎在肿瘤一些癌细胞死亡后被释放入血流。
The results revealed that in trees closest to the Wi-Fi source the upper and lower epidermis (skin) of the leaves developed a metallic luster and began to die off.
结果是，离无线宽带辐射源最近的小树，叶子的上下表皮出现了金属光泽，并且开始枯萎。
As you close in on the point where the Atlantic meets the Indian Ocean the race will be almost over, the wind can die off leaving a nail biting finish to a 3,500 nautical mile race.
当你们逐渐靠近大西洋与印度洋的交汇处时，这个赛段的比赛就基本要完成了，风速逐渐消逝，3,500海里激烈的角逐马上就要结束了。
For some reason, people occasionally predict the same outcome from giving away software: Everyone will use the free software, but no one will contribute, and it'll die off from bitrot.
出于某些原因，人们有时会预测出关于白送软件的一个共同结果：所有人都使用自由软件，但是没有人会贡献，而最终它将消失。
For some reason, people occasionally predict the same outcome from giving away software: Everyone will use the free software, but no one will contribute, and it'll die off from bitrot.
出于某些原因，人们有时会预测出关于白送软件的一个共同结果：所有人都使用自由软件，但是没有人会贡献，而最终它将消失。
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