学个词Learn a Word 第365期 Take its/their toll

今天我们要学的词是take its/their toll。 Take its/their toll, 是造成损失，伤害的意思。Call center jobs in India have been taking their toll on worker's health, 印度的客户服务中心的工作会对职工的健康造成伤害。

The Ghost In Your Genes - 2 基因外遗传现象

Marcus Pembrey is one of a select band of scientists, a band of scientists who are daring to challenge an orthodoxy . They believe the lives of our parents, grandparents, and even our great grandparen

The Ghost In Your Genes - 8 基因外遗传现象

No body had had seen this kind of thing before, so this was the first time and all the people looking at the gel and saying

The Ghost In Your Genes - 7 基因外遗传现象

After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of human embryos. In IVF, you also have the embryo for a brief peri

The Ghost In Your Genes - 6 基因外遗传现象

If inheritance was not just about DNA, if these gene switches were so important, just what could turn them on or off? Stephanie and Emend Mullins have two children, Karen and Charlotte. When we were t

The Ghost In Your Genes - 5 基因外遗传现象

It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting

The Ghost In Your Genes - 4 基因外遗传现象

...lead to the end of diseases like cancer... Alzheimer's , Parkinson's , diabetes. The list is endless. We were thinking of genes in a very mechanical way. We were thinking of them just in terms of t

The Ghost In Your Genes - 3 基因外遗传现象

Named after Henry Angelman, the pediatrician who first described Angelman syndrome. He referred to them as happy puppet children because it described, to some extent, the features. They have a rather

The Ghost In Your Genes - 1 基因外遗传现象

We are on the brink of uncovering a hidden world, a world that connects past and future generations in ways we never imagined possible. What this means is an environmental exposure that your grandmoth

NPR美国国家公共电台 2013-04-16

A bomb squated ,and the counter terrorisim ,FBI team are now on the scene of Boston mathron which now is stopped because of two large explosions captured on vedio about just an hour ago.because the blast is still unknown.they went off near the finish

单词超市第四十五期 take a toll

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The Ghost In Your Genes - 12 基因外遗传现象

Olov Bygren was looking to see if poor nutrition had an effect on health when he stumbled on something curious. It appeared that a famine could affect people almost 100 years later even if they never

The Ghost In Your Genes - 10 基因外遗传现象

Our studies had really convinced me that it were the later experiences of the child as the child was growing up bombarded with years and years of, em, symptoms from the parents that accounted for the

The Ghost In Your Genes - 14 基因外遗传现象

The impact of a famine being captured by the genes in the eggs and sperm, and a memory of this event was being carried forward to affect the grandchildren, generations later. We are changing the view

英语杂谈：101 Temperature-sensitive genes

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

美国国家公共电台 NPR Personalized Diets: Can Your Genes Really Tell You What To Eat?

DAVID GREENE, HOST: All right. So genetic tests can help you explore your heritage, but can your DNA also tell you what diet is best for you? NPR's Allison Aubrey asked that question. ALLISON AUBREY, BYLINE: If you're curious about personalized nutri

英语听力：自然百科 大迁徙 Great Migrations—17

The merciless yellow crazy ants take a terrible toll. But by sheer force of numbers and the inexorable will of their genes, they prevail. That is the fierce logic of migrations. But what is logical for the many can be madness for the few. At the Mara

VOA常速英语2007年-War Taking Its Toll on Iraqi Children

By Lisa Schlein Geneva 23 December 2007 The U.N. Children's Fund says an estimated two-million children in Iraq are facing poor nutrition, disease and interrupted education. UNICEF says Iraqi children are paying too high a price for a war that was no

Death toll from E. coli rises to 30

BERLIN, June 9 (Xinhua) -- A 57-year-old man died of E. coli infection in Germany's Frankfurt Thursday, pushing the death toll from the bacteria to 30. The man had traveled with his wife to the city of Hamburg, an epicenter of the outbreak, Frankfurt

Genes more than lifestyle determine longevity

BEIJING, Aug. 5 (Xinhuanet) -- A study conducted by Israeli researchers at the Albert Einstein College of Medicine in New York shows that genes, rather than good eating and lifestyle habits, determine longevity, according to media reports Friday. Thi