单词:germ tubes
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gallery -画廊,美术馆 gallon -加仑 gang -(一)帮,(一)伙 gap-缺口,间隙 garbage -垃圾,废物 gardener-园丁 garlic -大蒜 gas -气体,煤气 gasoline -(美)汽油 gaze-凝视,注视 gear -齿轮装置 gene -基因 generally -一般地,通常 generate-生成,产生,引起 generator -发
Dad, Can You Tell Me How to Get Rich? My dad put down the evening paper. Why do you want to get rich, son? Because today Jimmy's mom drove up in their new Cadillac, and they were going to their beach house for the weekend. He took three of his frien
A new study into the hygiene of supermarkets has found that shopping carts are dirtier than the stores bathrooms. Microbiologist Dr Charles Gerba of the University of Arizona conducted research on the handles of 85 carts in four American states. He r
Lesson 97 The Body 第97课 人体 If you wish to keep your body healthy, you must learn something about its inside as well as about its outside. 你想要有一个健康的身体, 那就不仅需要了解它的外部结构, 更要明白它的内在构
插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass
Chinese researchers say they have uncovered more evidence of the use of germ warfare by Japanese forces in southwestern China's Yunnan during the Second World War. Su Yi has more. The findings by researchers are suggesting the wide-spread use of prot
Bottled water companies often brag about the purity of their drinks. Just imagine if they found a water source that's been cut off from the outside world for well over a billion years. Well, scientists have discovered just that, in isolated reservoir
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,
Today, were talking about vaccines and why theyre so important. 今天,我们要讨论的话题是疫苗,以及注射疫苗的重要性。 Our bodies have an immune system that protects us from infections and diseases. 身体免疫系统可防止感
85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04
Daylight Turns Thin Plastic Barrier into Germ-Killing Material Daylight-powered germ-killing equipment may someday help protect health workers from deadly microorganisms like Ebola virus disease. That is a finding from a study published in the journa
Elizabeth washes her hands every day. She likes to wash her hands. She washes her hands with soap and water. She uses soap and water to wash her hands. She uses warm water and soap. She washes her hands for 30 seconds. After 30 seconds she stops wash
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene
drain作名词的时候可以指下水道。看见go down the drain这个习惯用语,你头脑里可能会出现这样的情景:有个人在洗澡的时候不小心把手上的钻戒滑落到浴缸排水孔里,在他还没来得及作出反应的
Todd: OK so, here we go, now Terry you were saying that you went from Vancouver to San Diego. How many days did that take? Terry: Um, the total trip took 42 days but that included one day on the bus up and then one day on the bus back so 40 days on t
This is the VOA Special English Health Report. A mother in Tamil Nadu, India, recently had a question for our new series on children and parenting. This woman in Tuticorin has a son who is almost three years old. He attends a pre-kindergarten school.
我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词: down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里:go down the drain。 Drai
今天我们要学的词是germ。 Germ,病菌,细菌。流感季节到了,现在很多家庭都备有洗手液,但是最新研究指出, Hand Sanitizers only work for 2 minutes to kill germs. 洗手液杀菌的功能只能持续两分钟。不
今天我们要学的词是germ。 Germ,病菌,细菌。流感季节到了,现在很多家庭都备有洗手液,但是最新研究指出, Hand Sanitizers only work for 2 minutes to kill germs. 洗手液杀菌的功能只能持续两分钟。不
A: How's John? B: He's very sick. The doctors are keeping him for several days. A: Have you visited him yet? B: I'm going there today. Would you like to go with me? A: I would like to, but I think I'm coming down with a cold. B: Then you should stay