电子束单晶炉

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(363) / 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(256) / 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(264) / 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(193) / 评论(0) 分类 美国学生世界地理教材

[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(165) / 评论(0) 分类 听电影学英语-人工智能

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(190) / 评论(0) 分类 圣经旧约 但以理书

The script of this programme 本节目台词 The Crystal Palace was a building made almost entirely of glass John: Hi there! Welcome to On The Town from a very interesting part of south London. I'm John, with me Oliver. We're at Crystal Palace. Oliver:

发表于:2018-12-19 / 阅读(235) / 评论(0) 分类 都市掠影

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(187) / 评论(0) 分类 Scientific American(九)月

beam, [bi:m] n 大梁(建筑中用作支撑的木材、金属或石头);光柱;臀围;平衡木 【船】横梁; 船幅; 船舷 (秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆 (鹿角的)主干 (灯光、日光、月光等的)束, 道,

发表于:2018-12-30 / 阅读(157) / 评论(0) 分类 不择手段背单词

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(237) / 评论(0) 分类 天真与经验之歌

1093 、 陶瓷制品 ceramicproduct 1094 、 顶尖 centre 1095 、 顶面投影 topprojection 1096 、 顶脱销 ejectorpin 1097 、 鱼尾半接榫 dovetailedteehalvingjoint 1098 、 鱼尾榫;鸠尾

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 英文名句短语

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(236) / 评论(0) 分类 2006年NPR美国国家公共电台

Bob Beamon established himself as the favourite in the 1968 long jump by winning 22 of 23 meets in the pre-Olympic season. He almost met with disaster in the qualifying round. After fouling his first two attempts, he had only one try left. His teamma

发表于:2019-01-08 / 阅读(223) / 评论(0) 分类 英美文化

Right on the beam To fly by the seat of his pants 美国英语当中有许多成语和俗语都和过去的历史有关系。例如,美国开拓西部的过程给美国语言增添了不少色彩。可

发表于:2019-01-14 / 阅读(234) / 评论(0) 分类 美国习惯用语

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(136) / 评论(0) 分类 英国学生科学读本

George: Hey, Crystal, I need some advice yo! Crystal: What's up, George? George: So, there's this like red-headed girl in class and I kind of got a crush on her but ... Crystal: Oooh! George: Uuurr! But, yeah, I don't know, you know, how to ask her o

发表于:2019-01-20 / 阅读(117) / 评论(0) 分类 原版英语对话1000个

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(345) / 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(248) / 评论(0) 分类 英语六级听力练习集锦

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(198) / 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(139) / 评论(0) 分类 万物简史
学英语单词
acrostichum aureums
act-frequency approach
Adogo
alternating curren
alternating-current network
ascending letters
auxiliary wheel
behighter
blast-tube
bovine taeniasis
brake pipe nipple
Brexiter
burnt flavor
cable-stayed bridge with mixed deck
chien search
constableships
contract grades
COSCO Tianjin
cryptanalyses
dealigned
Defense Navigation Satellite System
doctoral candidate
dog tooths
DP (design proof)
drop-lock bonds
e-mail bombs
fainting sickness
financial-transactions
francis-francis
front leading mark
GDDR
generalized displacement
Great Divide Range
holistic concept
hydraulic oil accoumulator
I wouldn't say no.
instantaneous floating point system
inter-agency consultation machinery
International Union of Surveying and Mapping
invasive mole of vulva
inverse gear ratio
jammer finder
Janapolè
light colo(u)r reclaim
likert-type
liquid-gas distributor
liver ruby glass
LWC
magnetostrictive motor
maintenance target value
matrician
mega-roentgen-equivalentman
megaevent
missile engine case
National forest park
noncuplication
nose curve
one-to-one
parasol trees
plasticorder
PMP70
Polypogon
portofinoes
poudrin
prechter
preclot
predischarging substance
preformed nuclei
pseudoabsences
quarries
radiation of Gratiolet
reser
residual mode
rhynchocoris humeralis
rightsholder
Salou
saururuss
self-checking technique
Siceliot
single-
sinus of Morgagni
skin dried mould
slide rule nomogram
soil pulverizer
solar days
Spirillum obermeieri
St Trinian's
steam turbine output control
storage type
subject to sale
substantiating
super ring
superannuity
Theban
tinderboxes
triffle
triple-pole single-throw switch
twin t-network
Unagi
Voyageurs National Park
wide angle deflection
Y. & C.