单词：food chains trophic levels
单词：food chains trophic levels 相关文章
Exporters and importers from around the world have gathered at the 2011 Northeast Asia Expo in northeast China's Chang Chun city. Among them are food importers hoping to extend their market share here in China. CRI's David Dawson takes the chance to
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Individuals' Blood Glucose Levels after Meals May Be Predictable预测血糖 High blood sugar levels are a risk factor for type 2 diabetes. Doctors today have only general dietary recommendations for how to control those levels, because theres no rea
2017年Scientific American(四)月
Mike: So Dusty, we were talking earlier, and you're telling that you're into marine biology, and that's kind of your background. So, tell me a little bit about why you like - what's your fascination with marine biology? Dusty: Well, the main thing is
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Do you like fast food? Lots of people complain about it but I think a lot of its quite tasty as long as you go to one of the international chains like McDonalds or Kentucky. I think in todays world, its difficult to avoid eating in fast food restaura
纯正英语一分钟
模仿文本： Nothing tells you more about globalisation, our hyperlinked-up world, than the ways we shop, cook and produce our food. And nowhere have its effects been as dramatic as in China. Global agribusinesses have moved in to produce cheap me
英音模仿秀
Do you like fast food? Lots of people complain about it but I think a lot of its quite tasty as long as you go to one of the international chains like McDonalds or Kentucky. I think in todays world, its difficult to avoid eating in fast food restaura
听一分钟英文-F
According to data posted on McDonalds famous Golden Arches , the fast food giant has served billions of customers around the world . It s safe to assume that other fast food purveyor s such as Burger King , Kentucky Fried Chicken , and others have di
英语听力文摘 English Digest
Business;The changes facing fast food;Good and hungry;More than menus need to be revamped if fast-food firms want to keep growing; 商业；整改指向快餐业；美味与饥饿并存；如果快餐业想要持续的增长所要做的远不止改变一
经济学人财经系列
French fries are indeed a guilty pleasure. One medium serving has 350 calories and 16 grams of fat, but there may be a more sinister ingredient lurking in your fries a carcinogen, and now California's Attorney General is suing several fast-food compa
2005年NPR美国国家公共电台
AS IT IS 2014-07-25 China Arrests Five Involved in Meat Scandal 中国逮捕五名涉及肉类丑闻的人员 Food safety is again on the minds of people in China, especially those who eat at two popular American fast food chains. Chinese police have
2014年VOA慢速英语(七)月
Tests Show Levels of Arsenic in US Rice Two hundred different types of rice and rice products tested by both the non-profit research group, Consumer Reports, and the U.S. Food and Drug Administration [FDA], contained varying levels of different forms
VOA标准英语2012年(九月)
StudyFindsHighLevelsofBPAinCannedFoodforKids The industrial chemical BPA has been used to make hard plastic bottles and the lining of food cans for decades. After studies indicated that the chemical could play a role in cancers, heart disease and abn
VOA标准英语2011年(九月)
Regulators Investigate Fast-Food Chains' Limits On Whom They Hire ARI SHAPIRO, HOST: A common workplace practice affecting millions of franchise restaurant workers is coming under fire. It involves what are essentially non-compete agreements that pre
2018年NPR美国国家公共电台7月
DAVID GREENE, HOST: Seven big fast-food chains have backed down under pressure. They've agreed to stop blocking workers from taking jobs at other restaurants in the same chain. Washington state's attorney general was threatening to sue over this. And
2018年NPR美国国家公共电台7月
Mike: Hi, this is Mike from Singapore and I'm talking to Clare from America about obesity and food in our respective countries. So Clare, what about America? What makes it so infamous for having food that are very, very so called unhealthy? Clare: We
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Since the April 20 explosion and fire that sank the BP Deepwater Horizon off-shore oil rig, about 800,000 liters of crude oil a day have been spewing from the broken well into the Gulf of Mexico. The massive spill is threatening marine life, commerci
VOA标准英语2010年(五)月
美国文化生活十日谈（一） 生活在美国（一） 无所不在的快餐点随着美国人生活节奏的加快，快餐食品便应运而生．其快餐连锁店遍及世界各地，其中影响最大的当属麦当劳快餐连锁店．供应
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947 sentenced for food-related crimes BEIJING, Oct. 30 (Xinhua) -- A total of 947 criminals have so far been sentenced by Chinese courts for producing and selling poisonous or harmful food, according to a spokesman for the Supreme People's Court (SPC
英语新闻
Mike: Hi, this is Mike from Singapore and I'm talking to Clare from America about obesity and food in our respective countries. So Clare, what about America? What makes it so infamous for having food that are very, very so called unhealthy? Clare: We
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