电子束真空炉

By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o

发表于:2018-12-01 / 阅读(273) / 评论(0) 分类 VOA2003(下)-发展与科学

1. A) Dick's trousers don't match his jacket. B) Dick looks funny in that yellow jacket. C) The color of Dick's jacket is too dark. D) Dick has bad taste in clothes. 2. A) Call the police station. B)

发表于:2018-12-01 / 阅读(219) / 评论(0) 分类 【CET 12-24备战】六级听力

1. A) Dick's trousers don't match his jacket. B) Dick looks funny in that yellow jacket. C) The color of Dick's jacket is too dark. D) Dick has bad taste in clothes. 2. A) Call the police station. B)

发表于:2018-12-01 / 阅读(224) / 评论(0) 分类 【CET 12-24备战】六级听力

So we know that the distance must be about eight thousand miles, as twenty-five is a little more than three times eight. 那么我们就知道从世界一面到另一面的距离肯定是大约8000英里,因为25是8的三倍多一点。 That is no

发表于:2018-12-04 / 阅读(169) / 评论(0) 分类 美国学生世界地理教材

[0:0]urban城市的 [0:32.7921]urge urgent utility utilize鼓励,激励 紧急的,急迫的 功用,效用 利用 [1:11.2978]utmost vacant vacuum vague极度的,最大的 未被占用的,空着的 真空 含糊的,模糊的 [1:52.9962]vain valid vanish variable徒劳的,无效的 有效的,

发表于:2018-12-05 / 阅读(181) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

[00:04.66]This is Martin 这是马丁 [00:07.30]This is my son 他是我儿子 [00:23.10]Martin, no! 马丁,住手 [00:28.70]We'll have a contest to see who he comes to first 我们试试看他会先到谁那儿 [00:37.50]Come here, Teddy! Come her

发表于:2018-12-07 / 阅读(146) / 评论(0) 分类 听电影学英语-人工智能

She inspected the carpet for small items. She saw a paper clip and a rubber band. She picked them up. She put them into a little box on the kitchen counter. She plugged in the vacuum cleaner. She turned on the switch. The cat ran out of the room. She

发表于:2018-12-07 / 阅读(130) / 评论(0) 分类 原版英语小短文

Oliver went to Target to buy a new vacuum cleaner. The vacuum cleaners at Target cost $60 to $500. The expensive ones were too bulky and, of course, too expensive. He bought the cheapest one in the store: a Dirt Devil Vibe. Its label claimed that it

发表于:2018-12-11 / 阅读(139) / 评论(0) 分类 365个英语简短小故事

3King Nebuchadnezzar made an image of gold, ninety feet high and nine feet wide, and set it up on the plain of Dura in the province of Babylon. 2He then summoned the satraps, prefects, governors, advisers, treasurers, judges, magistrates and all the

发表于:2018-12-18 / 阅读(161) / 评论(0) 分类 圣经旧约 但以理书

This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one

发表于:2018-12-24 / 阅读(134) / 评论(0) 分类 Scientific American(五)月

A Divine Image 一个圣像 Cruelty has a human heart, 残酷有一颗人的心 And Jealousy a human face; 嫉妒有一张人的脸 Terror the human form divine, 恐怖,披着神圣的人形 And Secrecy the human dress. 而隐私却穿上了人的衣

发表于:2018-12-31 / 阅读(216) / 评论(0) 分类 天真与经验之歌

This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend

发表于:2019-01-07 / 阅读(202) / 评论(0) 分类 2006年NPR美国国家公共电台

Lesson 64 The Red Metal Called Copper 第64课 红色金属铜 There is only one metal which is red in colour. Its name is copper. On the shores of Lake Superior in North America, lumps of pure copper are found in the rocks; but in Cornwall , and in

发表于:2019-01-17 / 阅读(115) / 评论(0) 分类 英国学生科学读本

1. A) Dick's trousers don't match his jacket. B) Dick looks funny in that yellow jacket. C) The color of Dick's jacket is too dark. D) Dick has bad taste in clothes. 2. A) Call the police station. B) Get the wallet for the man. C) Show the man her fa

发表于:2019-01-25 / 阅读(319) / 评论(0) 分类 英语六级听力练习集锦

1. A) Dick's trousers don't match his jacket. B) Dick looks funny in that yellow jacket. C) The color of Dick's jacket is too dark. D) Dick has bad taste in clothes. 2. A) Call the police station. B) Get the wallet for the man. C) Show the man her fa

发表于:2019-01-25 / 阅读(224) / 评论(0) 分类 英语六级听力练习集锦

Thermometers just tell you the temperature. Thermostats need to do more than that. In addition to reading the air temperature, thermostats also turn your furnace on if the air gets too cool, and turn it off again when the air heats up. How do they do

发表于:2019-01-26 / 阅读(117) / 评论(0) 分类 英语听力文摘 English Digest

CAPE CANAVERAL Two American astronauts will venture outside the International Space Station Monday to stow a failed coolant pump and extend the outpost's Canadian railway. Wearing protective spacesuits in a deadly vacuum(真空) environment, Stephen

发表于:2019-02-05 / 阅读(175) / 评论(0) 分类 英语新闻

iron and steel industry 钢铁工业 ironworks 铁厂 foundry 铸造车间 steelworks, steel mill 钢厂 coking plant 炼焦厂 electrometallurgy 电冶金学 powder metallurgy 粉末冶金学 blast f

发表于:2019-02-11 / 阅读(162) / 评论(0) 分类 英文语法词汇

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

发表于:2019-02-17 / 阅读(114) / 评论(0) 分类 万物简史

9.有客来访Who's there? 是谁呀? 1.Who's there? 谁在那里? 2.Who is it? 你是谁? 1.Unlock the door and let me in. 把门打开让我进去。 2.May Icome in? 我可以进来吗? 1.Ring the doorbell.请按门铃。 2.Please use the d

发表于:2019-02-27 / 阅读(187) / 评论(0) 分类 快口说英语
学英语单词
abigail adams
achyranthes longifolia mak.
Albrecht's bone
albumone
antehall
Arctotis venusta
arteria thoracica interna
astakos
bacigalupi
Balling scale
bismuth soap
bourgeois psychology
brancusi
bulkhead wall
bursa musculi subscapularis
carbonreduction
caryle
central row of reflexions
city panorama
common memory information
compound oil
correcting circuit
corticomuscular
cupproduct
cyanide radicals
dark nebula
DBD (double-base diode)
definition of aggression
delinquent-loan ratio
dextrinizing time
diethy-aceto oxalate
dimethylureas
division of function
dual tubing production
FeMo-co
flexible plastics
foreign correspondents
full-transistor ignition system
Grenzers
gsr(galvanic skin response)
gunrunners
hanjour
hexametaphosphates
hinged hopper
horizontal veneer slicer
hyalo-
index theorem
jerked meat
juggle
Kam Muang
knock sb off
lac varnish
Laplace's integral
lift up one's hands
lighthouse diode
manpower-intensive
Mapastepec
marmezin
melted away
microchemical reaction
minority control
monnets
musqueteer
NEA (Nuclear Energy Agency)
neck-down riser
neo-digitalis
numerically equivalence
olomoucine
orofacial granulomatosis
Ostium valvae ileocecalis
outcrossed
papershell
personal disclosure
phaeophytin
posthypnotic amnesias
predefined procedure
process screen
properties of drilling fluid
reasonable due diligence
reductoisomerase
relative resistance value
roggio
root cast
rotational speed of water turbine
Scutellaria tayloriana
selective filling
silicon diiodidedichloride
sinciputs
six harmonies pagoda
storm of Bay of Bengal
Striatifera
stud elongation measuring tool
table-leaves
theoretical thermodynamics
timing mechanism
torque synchro transmitter
transformer, output
trip map
verlanized
vibrating-capacitor amplifier
water bark