欢迎您登陆
+ 影音搜索
 
 
<2025年4月>
周一周二周三周四周五周六周日
31123456
78910111213
14151617181920
21222324252627
2829301234
567891011
听力等级

科学研究   慢速英语

2023-03-19   Pre-Intermediate
You can Learn While You Sleep

Keywords:

In nineteen twenty-eight, a British scientist made a chance observation.He found that some mold had grown in bacteriain a culture plate in his laboratory.Molds can do that.But this mold that had someh...

1928年,一位英国科学家偶然进行了一次观察。他发现实验室培养板上的细菌中长出了一些霉菌。模具可以做到这一点。但这种不知怎么进入培养皿的霉菌有能力杀死周围的细菌。科学家亚历山大·弗莱明发现,这种霉菌属于一种常见的青霉属。弗莱明和另外两位科学...


2023-01-26   Pre-Intermediate
The Science of Severe Ocean Storms

Keywords:

Severe storms that develop over the Indian Ocean are called cyclones.Storms that form over the northwestern Pacific Ocean are typhoons.And storms that form over the eastern Pacific and the Atlantic Oc...

在印度洋上发展的强风暴称为气旋。在西北太平洋上形成的风暴是台风。在东太平洋和大西洋上形成的风暴是飓风。一场名为艾萨克的风暴 [最近] 给美国以及大西洋和加勒比海的岛屿带来了死亡和破坏。宽阔、缓慢移动的艾萨克在波多黎各岛附近的水域上空出现,R...


2022-11-03   Pre-Intermediate
An Anti-cancer Drug Shown to Fight HIV

Keywords:

People infected with the human immunodeficiency virus must take anti-retroviral drugs for the rest of their lives to keep HIV under control.If they fail to do so,HIV-infected cells hidden within the b...

感染人类免疫缺陷病毒的人必须终生服用抗逆转录病毒药物,以控制 HIV。如果他们做不到这一点,隐藏在体内的 HIV 感染细胞可能会变得活跃。当这种情况发生时,感染会卷土重来并攻击身体,导致艾滋病。最近,研究人员发现一种用于治疗癌症的药物可以发...


2022-06-24   Pre-Intermediate
A Tsunami Causes Can be Lessened by Timely Warnings

Keywords:

Tsunami is a two-character Japanese word."Tsu" means "harbor," and "nami" means "wave." So, the Japanese call tsunamis, "harbor waves." Tsunamis happen after an earthquake strikes,either near or under...

海啸是一个由两个字符组成的日语单词。“Tsu”的意思是“港口”,“nami”的意思是“波浪”。因此,日本人称海啸为“港湾波”。海啸发生在地震发生后,无论是在海底附近还是海底下。地震使大量水流失。然后,海浪迅速而有力地向内陆移动,经常造成死亡...


2022-05-27   Pre-Intermediate
Black Hole Hunter

Keywords:

Scientists believe black holes lie at the center of every huge galaxy,including our own Milky Way galaxy.The gravitational power of black holes is so strong that not even light can escape from them.As...

科学家们认为,黑洞位于每个巨大星系的中心,包括我们自己的银河系。黑洞的引力如此强大,以至于连光都无法从中逃脱。当气体、尘埃和恒星被拉入黑洞时,物质移动得更快并升温。此操作会产生非常强大的 X 射线发射。科学家们计划使用 NuSTAR 来搜索...


2022-03-24   Pre-Intermediate
Man First Walked on the Surface of the Moon

Keywords:

On a cold October day in nineteen fifty-seven, the Soviet Union launched a small satellite into orbit around the Earth.Radio Moscow made the announcement."The first artificial Earth satellite in the w...

在 1957 年 10 月的一个寒冷的日子,苏联将一颗小型卫星发射到环绕地球的轨道上。世界上第一颗人造地球卫星现已诞生。第一颗卫星今天在苏联成功发射。世界上第一颗卫星被称为 Sputnik 1。人造卫星是苏联在与美国的冷战中取得的重要宣传胜...


2022-01-27   Pre-Intermediate
The Researchers to Find Evidence Proving Yetis Exist

Keywords:

Today we tell about an appeal for genetic material from a famous creature that may not even exist.We report on the health of a manwho lived five thousand years ago.And we tell about the effect of chan...

今天我们讲述一种甚至可能不存在的着名生物对遗传物质的呼吁。我们报道一位生活在 5000 年前的人的健康状况。我们还讲述了天气条件变化对人类祖先——尼安德特人的影响。(音乐)科学家们已经对一种名为雪人的大型类人猿生物展开了基因搜索,他们呼吁声...


2021-11-18   Pre-Intermediate
Trusting Your Memory

Keywords:

Paul Doherty is a writer from the United States. He describes a memory for us. “I, my friend Martin, and a small group were climbing in the mountains. We climbed with two ropes. Martin and I climbe...

保罗·多尔蒂 (Paul Doherty) 是一位来自美国的作家。他为我们描述了一段回忆。 “我、我的朋友 Martin 和一小群人正在山上爬山。我们用两根绳子攀爬。马丁和我用第一根绳子攀登。我们已经到达了山的最高点。我们可以看到一场...


使用须知 常见问题  

Copyright© 2015-2025 kuotuo Inc. All rights reserved  

粤ICP备12056166号-3 粤公网安备 44010602002199号

您的IP地址:3.147.59.237