单词：phosphorus powder
单词：phosphorus powder 相关文章
[00:04.99]Lesson 17 1 Dialogue [00:10.55]Mick is in the garden with his mother. [00:14.81]He has got lots of questions to ask. [00:19.17]Mick: What are you doing,Mum? [00:22.54]Mum: I'm sowing cabbages. [00:25.99]What's that in your hand? [00:29.26]C
高中英语人教版高一
The little splints of wood which we call matches are made out of deal or pine wood which has been soaked in melted paraffin wax to make it burn more easily. 这种被我们称之为火柴的薄木片由欧洲赤松（松树）制成, 在液体的石蜡
英国学生科学读本
Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matches. 以前你点燃火柴时有没有点不着的时候呢
2018年NPR美国国家公共电台2月
New Zealand dairy firm Fonterra has apologized for its tainted milk powder scandal. Batches of the whey protein from the dairy giant were allegedly found containing toxic bacteria. Su Yi has more. Fonterra CEO Theo Spierings says Fonterra regrets any
世界各地新闻集锦
This is Scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? Life on earth requires six basic ingredientscarbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus. Those six elements are the building blocks for DNA and R
Scientific American(十二)月
This is the VOA Special English Agriculture Report. Hogs at an Ohio farm Research shows that waste from pigs that are fed a special kind of corn may help a farmer's crops. And it also may help the environment. Any farmer who raises swine knows that
VOA慢速英语2008年（八）月
By Peter Fedynsky Moscow 18 July 2007 Officials in Ukraine are assessing the damage of a train crash in western Ukraine that sent huge clouds of burning phosphorus billowing into the air. The accident, which took place Monday, is raising health conce
2007年VOA标准英语（七月）
今天要讲的习惯用语都由这样一个关键词发展而来 ： powder。 大家一定知道powder是粉， 可以是扑脸的香粉，也可能是治病的药粉或者爆炸的火药，种类繁多。今天要学的第一个习惯用语是：
美国习惯用语
MARY LOUISE KELLY, HOST: Summertime brings algae blooms to many parts of the country - those mats of bright green organisms that can blanket waterways. In places like Florida's Lake Okeechobee, the blooms hurt tourism. They kill fish. They threaten w
2018年NPR美国国家公共电台7月
New Zealand mothers are having difficulty finding cans of baby formula in the supermarkets. Some supermarkets are limiting the number of cans to two per customer. The shortage may be because Chinese in New Zealand are buying cans of formula to send b
新西兰英语
New Zealand discovered this weekend that a milk powder factory in China, partly owned by the New Zealand dairy company Fonterra, has been selling contaminated baby formula. One baby has died and more than 400 are suffering from kidney problems. Fonte
新西兰英语
The commercial potential for the stuffwhich soon became known as phosphorus, from Greek and Latin roots meaning light bearingwas not lost on eager businesspeople, but the difficulties of manufacture made it too costly to exploit. An ounce of phosphor
万物简史
Suspicious Powder Discovered on Capitol Hill Deborah Tate Three U.S. Senate office buildings are closed, and congressional business has been disrupted a day after a suspicious powder, believed to be t
VOA2004（上）--各类新闻
今天我们要讲的习惯用语有一个共同的关键词: powder。大家也许知道powder是粉末。有各种各样的粉末， 例如女士化妆用的香粉， 还有火药或者病人用的药粉等等。 在我们要学的第一个习惯用语
美国习惯用语
Last week, 21 people were found guilty in the case of contaminated baby formula in China. Two men who added melamine to the milk powder will be executed. The chairwoman of San Lu Dairy Company was sentenced to life imprisonment because she knew about
新西兰英语
今天要讲的美国俚语由powder发展而来。大家一定知道powder是粉，可以是扑脸的香粉，也可能是治病的药粉或者爆炸的火药，种类繁多。今天要学的第一个习惯用语是： take a powder。 习惯用语t
美国俚语
今天要学的习惯用语是： keep one's powder dry。在keep one's powder dry这个习惯用语里，powder指枪炮用的火药。以前步兵和水兵把火药装在火药桶里保持干燥，随时取用。要是哪个粗心大意的士兵忘了
美国俚语
Voice 1 Welcome to Spotlight. I'm Liz Waid. Voice 2 And I'm Mike Proctor. 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 They were the top-selling milk p
环球英语 Spotlight
Matches Striking matches, on this Moment of Science. Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matche
英语听力文摘 English Digest