标签：Acid 相关文章

HEALTH REPORT - Treating Osteoporosis

HEALTH REPORT — April 10, 2002: Treating Osteoporosis By Nancy Steinbach This is the VOA Special English Health Report. Medical researchers say they may have found a new effective treatment for the

发表于:2018-12-07 / 阅读(50) / 评论(0) 分类 健康与环境

英语听力—环球英语 1356 Thirteen Healthy Habits

Voice 1 Thank you for joining us for todays Spotlight. Im Ruby Jones. Voice 2 And Im Joshua Leo. Voice 1 Some people believe that the number thirteen brings bad luck. But instead, today, the number thirteen is going to bring you health! Voice 2 On to

发表于:2018-12-19 / 阅读(59) / 评论(0) 分类 环球英语 Spotlight

Step by Step 3000 第1册 Unit12:Dictation item(8)

Item eight. Vocabulary. fossil, molecule, hydrogen, carbon, sulfur. Petroleum has been important since ancient times. In Latin, the name means rock oil. Petroleum is a fossil fuel. The liquid comes from the remains of plants and animals that died mil

发表于:2018-12-27 / 阅读(62) / 评论(0) 分类 step by step 3000 第一册

Bacteria Loves Your Mouth 细菌钟爱你的嘴

Did you know that there could be more bacteria living in your mouth than there are people on earth? 你知道吗，寄居于你口中的细菌有可能比全世界的人口数还多？ Bacteria love our mouths because the livin is easytheres plenty o

发表于:2018-12-28 / 阅读(128) / 评论(0) 分类 初学者听力文摘精选

赖世雄英语新闻听力通 第55期:白人或为亚非人后裔

(LONDON,Reuters)One in every 100 white Britons is descended from an African or Asian,a study into DNA has found. （路透社伦敦电）一份针对DNA的研究发现，每一百位英国白人就有一位是非洲人或亚洲人的后裔。 The stu

发表于:2018-12-28 / 阅读(79) / 评论(0) 分类 赖世雄英语新闻听力通

舌尖上的中国第1季 第91期:五味的调和(13)

The Zhenjiang vinegar is made from sticky rice. 镇江香醋的原料是糯米 Production starts with soaking the sticky rice. 浸泡过的糯米经过高温蒸煮 The rice is first steamed in high temperatures until the starch component gets sticky.

发表于:2018-12-28 / 阅读(78) / 评论(0) 分类 舌尖上的中国第一季

舌尖上的中国第1季 第43期:转化的灵感(17)

On the heated bed, 6 hands work together to pile the smashed beans into shape. 温暖的火炕上六只手合力把豆泥堆砌成型。 The taste of paste can even be the standard to measure whether a housewife is qualified. 酱的味道甚至可以成

发表于:2018-12-28 / 阅读(105) / 评论(0) 分类 舌尖上的中国第一季

CRI实用英语课堂 Unit 25 Environmental Protection II 环境保护（中）

Part 4 Air Pollution 空气污染 Air is the ocean we breathe. Air supplies us with oxygen which is essential for our bodies to live. Air is 99.9% nitrogen, oxygen, water vapor and inert gases. Human activities ca n release substances into the air, some

发表于:2019-01-02 / 阅读(232) / 评论(0) 分类 CRI实用英语课堂

SCIENCE REPORT - Alzheimer's Disease

SCIENCE REPORT — March 7, 2002: Alzheimer’s Disease By Nancy Steinbach This is the VOA Special English Science Report. Medical researchers say a new study shows a link between the mental condition

发表于:2019-01-02 / 阅读(145) / 评论(0) 分类 科技之光

专业术语—口腔生理学术语A2(英文详解)

Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b

发表于:2019-01-03 / 阅读(124) / 评论(0) 分类 医务英语

专业术语—口腔生理学术语P2(英文详解)

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(90) / 评论(0) 分类 医务英语

万花筒 2013-10-11&10-14 大脚怪真的存在？

Breaking news out of Taxas BigFoot is real according to a group of researchers.They call themselves the Sasquatch genome project and they released what they say is proof several never before seen short video clips of the legendary and very shy creatu

发表于:2019-01-07 / 阅读(91) / 评论(0) 分类 万花筒2013年

高考英语作文高分必备 实践篇 009

A shocking incident Dear Editor, I'm writing to tell you about a schocking incident that happened in Beijing Zoo on the afternoon of Feb 23rd. I was visiting the zoo that afternoon when I heard bears roaring terribly. I hurry to the place where the b

发表于:2019-01-10 / 阅读(190) / 评论(0) 分类 高考英语作文高分必备

美联社新闻一分钟 AP News 2008-04-22

1. The 62 deadly allergic reactions in people who used the blood-thinner heparin may be traced back to China. The FDA can't say for sure what cause the reactions but suspects it's a contaminant in an ingredient supplied from the Asia nation. Meantim

发表于:2019-01-11 / 阅读(106) / 评论(0) 分类 美联社新闻一分钟2008年(四)月

VOA慢速英语2009-Agriculture Report - Home Gardening: What to

This is the VOA Special English Agriculture Report. Soil naturally contains harmless amounts of lead, along with other metals. Because of pollution, however, the amounts are higher the closer you get to cities and towns. But experts say this should

发表于:2019-01-11 / 阅读(85) / 评论(0) 分类 VOA慢速英语2009年（六）月

VOA慢速英语2013 健康报道 - 叶酸能否预防儿童自闭症？

Health Report - Can Folic Acid Prevent Childhood Autism? 健康报道 - 叶酸能否预防儿童自闭症？ From VOA Learning English, this is the Health Report in Special English. 这里是美国之音慢速英语健康报道。 A new study found t

发表于:2019-01-12 / 阅读(87) / 评论(0) 分类 2013年VOA慢速英语(三)月

英语视频-TED演讲：塑造不可思议

建筑设计师们像自然借鉴灵感的创意比比皆是，比如著名的悉尼歌剧院，比如北京奥运会的主场馆鸟巢。可是你想象过，自然界的有丝分裂能带给设计师什么灵感吗？可不是什么长得像DNA一样

发表于:2019-01-18 / 阅读(70) / 评论(0) 分类 名人演讲视频

英语听力—环球英语 1319 Growing Fruit in the Desert

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 In the last fifteen years, farmers

发表于:2019-01-19 / 阅读(83) / 评论(0) 分类 环球英语 Spotlight

【跟着英剧练发音】South Pacific S01E06 - C

文本： There are 150 tonnes of fish in this one haul. It used to take a fishing vessel one whole year to catch this many fish. These are mostly yellow fin tuna, plus some skip jack. As they're slower breeders than skip jack, many yellow fin are ca

发表于:2019-01-21 / 阅读(80) / 评论(0) 分类 跟着英剧练发音

【英语时差8,16】瓶装雨水

Don comes up with another entrepreneurial venture, but Yael straightens him out just in time. [Thunder] Y: What are you doing outside, Don? It's about to rain. D: I'm setting up bottles. Y: I can see that. But why? D: For my new business venture: bot

发表于:2019-03-06 / 阅读(123) / 评论(0) 分类 英语时差8，16
最新学习文章
热门学习文章