标签：seasonal 相关文章
Everyfall, you need a new flu shot. Let's consider these vaccines training ourimmune system, the recognize specific strains of flu. Identifying by two protein on the virus coat, hem agglutinin(血细胞凝集素) and neuraminidases(神经氨酸酶).
Scientific American(十二)月
You Can Beat Depression by William Thomas Buckley Depression has always been considered a disease of life's middle or later years, but doctors are now reporting a surprising surge in cases among younger people. Why is depression striking earlier and
感悟人生
巴黎餐厅厨师提供助益气候菜单 Paris is synonymous with good food, good wine and good times. 巴黎是美食美酒及美好时光的代名词。 At lEpi Dupin, Chef Francois Pasteau wants your meal to have one more bit of goodness: good f
VOA标准英语2016年(一月)
In March, the virus caught the attention of health officials in Mexico when cases of a flu-like illness were reported in the state of Veracruz. The transmission of the virus was so rapid that by mid-June the WHO declared the first flu pandemic in mor
VOA标准英语2009年(十二月)
On top of the muslin are placed several layers of wire cloth and papier-mache, 平纹细布上面是多层金属丝布和混凝纸， each layer being worked carefully into the crevice of the mold and made moisture-proof by a coat of shellac. 每一层
美国小学英语教材6
There are many theories about the beginning of drama in ancient Greece. The on most widely accepted today is based on the assumption that drama evolved from ritual. The argument for this view goes as
新东方现代文背诵篇章
Each year, scientists work to develop a unique influenza vaccine to protect people against the strain expected in the coming flu season. Mutations in the virus mean that last year's vaccine probably won't protect against this year's flu variety. Now,
VOA双语新闻 2010年7月
以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握大意。 2、继续听，特
NPR边听边练
Hello everyone. Have you ever wondered what the weather is like in other places around the world? Today, I'd like to talk to you about the changing seasons in my city which was the assigned topic for this class. First of all, the winter season usuall
听英文对话做选择
Modern bears are designed to hibernate. 现代熊要进行冬眠。 In the Ice Age, there were no seasonal weather changes, so bears ate the same amount all year round, giving it an insatiable need to hunt. 在冰期，没有季节性的气候变化，
侏罗纪搏击俱乐部
VI. Further Listening and Speaking Task1:An Overview of Airlines Script An airline is an organization which provides aviation services for passengers and cargo. It owns or leases airliners to supply these services and may form partnerships or allianc
新视野大学英语：视听说教程 3
The gruesome task of recovering bodies from the downed Air Asia plane continues. Throughout the weekend bad weather and poor visibility underwater have hampered efforts. But with better conditions, the search for flight data recorders has resumed. An
cctv9英语新闻2015年
The top UN official in Afghanistan Kai Eide is acknowledging that there was, what he called, widespread fraud in the country's recent presidential election. But Eide would not be more specific about how much fraud occurred. Any specific figure at th
2009年NPR美国国家公共电台10月
Marula Oil to Fight Poverty in Swaziland They say money does not grow on trees, but for Sibongile Ndzinisa, it kind of does. In her backyard, the fallen fruits from her marula tree are her new source of income. She supplies the local factory which ma
VOA标准英语2012年(六月)
US Jellyfish Land on Asian Dinner Tables Jellyfish are lovely creatures to behold underwater, as their gelatinous, tentacled bodies undulate in the currents. They are also a nuisance and a hazard. They can sting swimmers and clog fishing nets. But, a
VOA标准英语2012年(三月)
US Flu Outbreak Earlier, Spreading Faster Massachusetts is one of 41 U.S. states now reporting widespread cases of influenza. Tom Memino is the mayor of Boston, the state's biggest city. Im declaring a public health emergency in the city of Boston. T
VOA标准英语2013年(一月)
California Firefighters Ready for Severe Fire Season 加州消防员为火灾季做准备 HEMET, CALIFORNIA Years of drought have put California at risk of a serious fire season, and firefighters in Hemet, California, are training to be ready for the
VOA标准英语2014年(六月)
NOEL KING, HOST: This summer, millions of vacationers are expected to visit Branson, Mo., to see acts like Tony Orlando and the Oak Ridge Boys. Summer is a boom time for Branson, but for many of the people who keep the good times rolling there, life
2018年NPR美国国家公共电台7月
RACHEL MARTIN, HOST: The warming climate means some dramatic changes - more floods, intense wildfires, extreme heat, other changes you may not notice as much. As part of our Summer Series, NPR's Nathan Rott reports from the Rocky Mountains where risi
2018年NPR美国国家公共电台7月
U.S. health officials are expressing cautious optimism the virus causing swine flu A-H1N1 may not be as virulent as initially feared, but they say aggressive steps to combat the infectious disease are still warranted. 美国卫生官员说，甲型1H
VOA双语新闻 2009年5月