[医] 涎腺叶间管

[00:29.84]...刮脸 ...shave. [00:32.72]好 OK. [00:35.88]那个,过得很愉快,我们以后再见 Well, this has been lovely. Lets do it again sometime. [00:40.00]- 什么? - 很快,再见 - What? - Soon. Bye. [00:46.64]那个... So... [00:

发表于:2018-11-30 / 阅读(151) / 评论(0) 分类 听电影学英语-足球尤物

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

发表于:2018-12-06 / 阅读(82) / 评论(0) 分类 动物街64号 Zoo Lane 第一季

Broadcast: Jan 21, 2003 U.S. researchers have discovered another breast cancer gene that may provide a new point of attack against the disease. The 1) molecule is common to many types of breast cancer

发表于:2018-12-08 / 阅读(99) / 评论(0) 分类 VOA2003(上)-科技先知

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

发表于:2018-12-18 / 阅读(51) / 评论(0) 分类 英国学生科学读本

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

发表于:2018-12-18 / 阅读(79) / 评论(0) 分类 英文语法词汇

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

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 Scientific American(五)月

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,

发表于:2018-12-24 / 阅读(101) / 评论(0) 分类 Scientific American(九)月

A passionate kiss shares much more than intimacy. A single 10-second smooch can transfer tens of millions of bacteria from one partner to the other. Thats the finding from a study in the journal Microbiome. [Remco Kort et al, Shaping the oral microbi

发表于:2019-01-02 / 阅读(42) / 评论(0) 分类 英伦广角

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

发表于:2019-01-02 / 阅读(153) / 评论(0) 分类 科技之光

Basal lamina - a term used to describe the different layers which make up the basement membrane. These different layers of the basement membrane, the lamina lucida and lamina densa are only visible wi

发表于:2019-01-03 / 阅读(115) / 评论(0) 分类 医务英语

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(91) / 评论(0) 分类 医务英语

Planktonic - a form of life style in which an organisms floats freely in a fluid without significant attachment or association with other living forms. Plaque is a film of bacteria in a matrix of sali

发表于:2019-01-03 / 阅读(125) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. People get malaria from Anopheles mosquitoes that themselves are infected with a protozoan parasite called Plasmodium. The mosquitoes do have immune sy

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Mosquitoes carry nasty diseasesdengue fever, west nile, malaria. But the microbes that cause those diseases dont attach themselves to the mosquitoes an

发表于:2019-01-08 / 阅读(111) / 评论(0) 分类 Scientific American(一)月

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

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 Scientific American(四)月

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

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 美国俚语

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

发表于:2019-01-08 / 阅读(82) / 评论(0) 分类 原版英语对话1000个

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

发表于:2019-01-14 / 阅读(138) / 评论(0) 分类 美国习惯用语

According to Israeli scientists, tearful women are a turnoff to men. But how do women feel about men who cry? Researchers are soon to begin testing how women react to chemicals contained in the tears of men. Our reporter Li Dong has the details. Natu

发表于:2019-01-19 / 阅读(86) / 评论(0) 分类 世界各地新闻集锦

LINDA WERTHEIMER, HOST: In Nashville this weekend, there's an exhibition of masks, not the kind that are used to hide, disguise or play dress-up. These have been worn by people with head or neck cancer. The plastic and mesh masks are used during radi

发表于:2019-01-24 / 阅读(68) / 评论(0) 分类 英语语言学习