单词：electric field freezing method
单词：electric field freezing method 相关文章
By Gary Garriott Broadcast: August 25, 2003 This is Steve Ember with the VOA Special English Development Report. Freezing can keep food fresh and safe to eat. Freezing lowers the food temperature belo
VOA2003（下）-发展与科学
Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod
(科普英语)Earth and Sky
A-B-C METHOD OF MANAGING ATTITUDES As an airport skycap checked through a customer at curbside, he accidentally knocked over the man's luggage. He quickly collected the fallen bags and apologized for the mishap. Unappeased, the traveler burst into a
每天一点英文
The first of these to be built was the muskrat group, which still stands as good as new. 第一个威斯康星皮毛动物标本是麝鼠，如今还依旧如新。 From Milwaukee, Akeley went to the Field Museum of Natural History in Chicago. 从密尔
美国小学英语教材6
Scientists: Spiders Use Electric Fields to Move through Air Scientists have long wondered how spiders can use the webbing they make to fly. The 19th century English naturalist Charles Darwin commented on their behavior when very small spiders landed
2018年VOA慢速英语(七)月
我上个月坐火车到纽约去看朋友，上车后刚要坐下，旁边座位上的女乘客就开始很大声的自言自语，看上去精神好像不太正常，吓得我只好在过道对面远远地坐下。 后来我注意到，每次有人要
美国习惯用语
It's too hot here. This room is like an ice box. I'm freezing. Turn on the air conditioner. There's no heat in here. Turn on the heat. Open a window.
英语口语900句
Language Points 1. I feel cold. 2. It's ice cold 3. Is ice cold? 4. freezing cold. 5. stone cold 6. cold spell
爆笑英语口语
Books and Arts;New film 文艺；新片上映 Method in the madness 疯狂中的理智 A searching look at what caused the split between Freud and Jung 深度挖掘：弗洛伊德、荣格决裂的原因 Psychoanalysis, as practised by Carl Jung and
经济学人文艺系列
DEVELOPMENT REPORT - Freezing Food By Gary Garriott Broadcast: Monday, December 27, 2004 I'm Gwen Outen with the VOA Special English Development Report. Freezing can keep food fresh and safe to eat. F
农业与发展
By David McAlary Washington 11 May 2006 Scientists have developed a cheap, rapid test to determine who has trachoma, the leading infectious cause of blindness in poor countries. The researchers say th
2006年VOA标准英语（五月）
冬至过后，各地气候都将进入一个最寒冷的阶段，也就是人们常说的进九。这两天出门大家可要记得要添衣保暖以免感冒哦。今天我们来学习一下有关天气寒冷的地道说法吧。 1. It's freezing/c
英语日常口语
Business education 商业教育 Field of dreams 梦想之地 Harvard Business School reinvents its MBA course 哈佛商学院改良其工商管理硕士 (MBA) 课程 YOUNG mums shopping in the Copley Mall in downtown Boston last month found themselve
经济学人综合
[00:00.00]Unit 27 [00:05.71]Real life [00:06.89]Getting people to do things [00:09.35]1 The pictures show four situations [00:12.55]in which one person wants another person [00:15.02]to do something [00:16.41]Can you guess what the situations are? [0
北师大版高中英语模块9(选修)
A Step Closer to Major HIV Prevention Method A U.S. government panel has recommended the use of a once daily pill to help prevent HIV infection. The pill has been shown to be very effective in studies. The Food and Drug Administration, the FDA, now h
VOA标准英语2012年(五月)
Motional Induction Last time, we talked about motional induction , a phenomenon by which the ocean generate s a magnetic field. It works like this: earth has its own magnetic field. The ocean has plenty of charged atoms in it, in the form of dissolve
英语听力文摘 English Digest
By Greg Flakus Houston 15 January 2007 Wintry weather conditions are causing widespread disruptions in the Great Plains states and as far south as Texas and Louisiana. Hundreds of thousands of people are without electrical power and icy roads have c
2007年VOA标准英语（一月）
Traditional Teaching Method Do your teachers still use traditional techniques to teach you nowadays? A revol- ution in teaching techniques is required now. In the past, we just took it for granted that a teacher' s aim was to teach the students all t
英语作文
孙子曰：兵者，国之大事，死生之地，存亡之道，不可不察也。 Sun Tzu said: The art of war is of vital importance to the State. It is a matter of life and death, a road either to safety or to ruin. Hence it is a subject of inqu
实用英语