Luckily, DDT is no longer used.
幸运的是，滴滴涕如今已经不再使用。
DDT prevented eagle eggshells from thickening.
DDT 会阻止鹰蛋壳变厚。
Do you know anything about DDT?
您知道DDT是什么吗？
In 1873, the chemical DDT was first synthesized.
1873年，化学物质滴滴涕(DDT)首次合成。
DDT can be effective for 9-12 months in some cases.
在某些情况下，滴滴涕有效期可以长达9 - 12个月。
The research on the process of microbial remediation of DDT in soil.
土壤中ddt的微生物修复过程研究。
WHO put its authority behind the use of DDT for indoor residual spraying.
世卫组织支持使用滴滴涕进行室内残留喷洒。
DDT metabolites, especially DDE. Still found on some agricultural products.
DDT的代谢产物，特别是DDE。仍存在于一些农产品。
In America, a pesticide, a chemical, called DDT was harming the falcon eggs.
在美国，一种叫做滴滴涕的杀虫剂正在伤害隼卵。
They include pesticides such as DDT and chemicals called PCBs used in electrical goods.
这其中包括了如ddt农药和电子产品中使用的一种称为“多氯联苯”的化学物质。
Fish, soaked up DDT, died, and were washed up on shores, where bald eagles feasted on them.
被DDT浸泡过的鱼死了，被冲上岸边，白头海雕在那里大快朵颐。
Fortunately, in 1972, a law was passed to ban DDT, which saved the bald eagle from total wipeout.
幸运的是，在1972年，通过了一项禁止使用 DDT 的法律，使秃鹰免遭灭顶之灾。
Of the dozen insecticides WHO has approved as safe for house spraying, the most effective is DDT.
在世卫组织已批准的可安全用于室内喷洒的十几种杀虫剂中，最有效的是滴滴涕。
A future article will discuss the topologies for BPM Advanced and provide information on using the DDT.
将来的一篇文章将讨论BPMAdvanced的拓扑并提供使用DDT的信息。
The results show that the density, morphology and size of the L-ENK-containing neurons vary in DDT, VDT and LDT.
本研究的结果显示：DDT,VDT和LDT各核内含l -ENK神经元的分布密度，细胞形态和大小均有所不同。
There is widespread resistance of lice to some insecticides, especially DDT, and expert local advice must be sought.
虱子之中的耐药现象很严重，尤其是对于DDT，所以需要寻求当地专家的意见。
DDT was banned in the 1970s, in part because it had been found to be weakening bird eggs, resulting in serious population declines.
滴滴涕在20世纪70年代被禁止使用，部分原因是它已被认定是鸟蛋变脆的罪魁祸首，造成了鸟类数量的严重下降。
The United States National Resource Defense Council has found that DDT was the most popular of a long list of dangerous chemicals in use.
美国国家资源保护委员会发现DDT是一系列使用中的危险化学品里最受欢迎的一种。
October 28, 1948, Swiss chemist Paul muller is awarded the Nobel Prize in Chemistry for his discovery of the insecticidal properties of DDT.
1948年的10月28日，瑞士化学家保罗·穆勒因发现滴滴涕的杀虫效用而被授予诺贝尔化学奖。
In the past, India was able to use DDT effectively in indoor residual spraying to cut dramatically the number of malaria cases and fatalities.
印度过去能有效将滴滴涕用于室内残留喷洒已显著减少疟疾病例和死亡人数。
But a growing demand for food drove a global shift to synthetic pesticides last century, especially once DDT and similar insecticides hit the market.
但是上世纪食物的巨大需求导致化学合成农药在世界范围内大量使用，尤其是滴滴涕和类似的农药问世以后。
But a growing demand for food drove a global shift to synthetic pesticides last century, especially once DDT and similar insecticides hit the market.
但是上世纪食物的巨大需求导致化学合成农药在世界范围内大量使用，尤其是滴滴涕和类似的农药问世以后。
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