共焦球面反射器

[00:16.47]Haunted School House [00:22.48]闹鬼的校舍 [00:31.17]In the following weeks I saw many things [00:34.31]that would've normally unnerved me a bit. [00:38.06]I saw more ghosts than I can count. [00:41.42]More than I ever did in childhood. [00:

发表于:2018-12-11 / 阅读(148) / 评论(0) 分类 英语灵异故事

科学家们创造可触摸的虚拟影像 Motion recognition technology already allows users to command computer-controlled devices by waving a hand above a sensitive surface. 动作识别技术已使得用户能够通过挥手对电脑控制的设备

发表于:2018-12-16 / 阅读(145) / 评论(0) 分类 VOA标准英语2015年(九月)

In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40

发表于:2018-12-24 / 阅读(143) / 评论(0) 分类 Scientific American(四)月

The company has become a focal point that draws people at all times of the day and year. 贵公司成了时刻吸人眼球的焦点。 The company has become a focal point that draws people at all times of the day and year. 贵公司成了时刻吸人眼

发表于:2018-12-31 / 阅读(113) / 评论(0) 分类 玩转商务英语900句

据《科学》杂志报道,苏联的月球车40年前在月球表面留下了激光反射器,虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日,一组物理学家终于发现了来自反射器的微弱闪

发表于:2019-01-02 / 阅读(165) / 评论(0) 分类 60秒科学

Focal Length - Distance from the exact center of the dish to the center of the feed. Focal Point - The physical point in space toward which the satellite reflector dish directs the received signal so

发表于:2019-01-03 / 阅读(143) / 评论(0) 分类 电信英语

Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar

发表于:2019-01-03 / 阅读(139) / 评论(0) 分类 电信英语

Declassify US government documents and witness testimony from former or retired US military personnel confirm beyong any doubt the reality of ongoing UFO incursions at nuclear weapon sites. When I say UFO, the witnesses have described this craft as d

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 CNN2010年(十)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 Scientific American(一)月

Scientists Create 'Touchable' Virtual Objects 科学家们创造可触摸的虚拟影像 Technology is already capable of tricking most of our senses ... laser holography can create three-dimensional images where nothing exists, stereo sound can surr

发表于:2019-01-14 / 阅读(119) / 评论(0) 分类 VOA标准英语2015年(四月)

最近又有大批的同学要赴英赴美读书,已经开启行前准备模式。或许很多同学会将重点转移至行李整理,同学见面等活动,却不知,此刻更为重要的是生活类词汇的积累。从上飞机的一刻起,

发表于:2019-01-17 / 阅读(107) / 评论(0) 分类 雅思英语

For example, the newly formed Global Manufacturing Solutions business will be a focal point of Rockwell Automation's core growth strategy. It will provide total cost of ownership solutions, such as asset and integration management and consulting serv

发表于:2019-01-17 / 阅读(152) / 评论(0) 分类 林超伦实战口译练习笔记

You see the larger wing area here. 你们可以看到这儿有面积更大的翅膀。 Also, clearly, it was such a powerful thing,we wanted to try and bring other people but we couldn't figure out how to do it. 而且,这还是件很有影响力的事

发表于:2019-01-18 / 阅读(136) / 评论(0) 分类 TED演讲娱乐篇

Buss Peterson, My roommate. When I first met Buss, all I heard about was that this kid from Ashville North Carolina was clearly unplayed against but he has never played against me then, so how do you come to be the player of the year? Is that some ty

发表于:2019-01-18 / 阅读(109) / 评论(0) 分类 偶像励志英语演讲

The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e

发表于:2019-01-19 / 阅读(167) / 评论(0) 分类 2016CRI中国国际广播电台

Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst

发表于:2019-01-22 / 阅读(127) / 评论(0) 分类 英文短篇故事(纽约)

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(161) / 评论(0) 分类 VOA常速英语2007年(十一月)

For one thing, if this was just the Ebbinghaus effect, 首先,如果真是艾宾浩斯效应, then we would expect the moon illusion to disappear for pilots flying high above the clouds 那么我们应该预期月球错觉对于空中的飞行员来

发表于:2019-02-13 / 阅读(139) / 评论(0) 分类 TED演讲教育篇

What do we know about the main venues being used for the summer Olympics? The famous Maracana will be acting as the city's Olympic stadium. Having opened in 1950 an estimated 200,000 people crammed in to watch Brazil lose 2-1 to Uruguay in the world

发表于:2019-02-21 / 阅读(137) / 评论(0) 分类 cctv9英语新闻2016年

The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for

发表于:2019-02-21 / 阅读(181) / 评论(0) 分类 2016CRI中国国际广播电台
学英语单词
a bad turn
above-the-board
acetylpicolinoylhydrazine
alveolar edema
anxiety psychosis
Arequipa, Dep.de
Athapaskan
ball-pen hammer
basoid
cardboard tube
castor leaf
Cefanex
cenal
cermet for refrigerating apparatus
chandrakant
clematis grata wall.
confuzzled
cornish cream
correction fluid
corydaluss
critical point tester
cyder
dablam
degree of rancidity
dipaneverit
double bonding transistor
echouterograph
exceptional variety
extra-miler
Finno-
formation and development
fragile site
fungia (danafungia) horrida
galileo spacecraft
gas multiplication
get in touch with somebody
henching
hollow sliding block
Ilex lihuaensis
inland waterway port
itis cardiovascular disease
Kastl
know one's distance
komana salicifolia y.kimura
labvision
lateral basal branch
lie in berth
line printer controller
LPWA
make short of long
man machine interface modeling
measurement of range of motion
MICEX
minor trend
miracin
multiweapon
Mānung
necrophobe
niger-kordofanians
non-closure
OCR (optical character reader)
order Eubacteriales
ornithological physiology
packet switched
percent syllable articulation
pot pourri
premaritally
pretending to care
qingnians
quadratic effect
radioactive decay series
randical reduction
recurrence time
reference retrieval systems
reinforced concrete grill
relative activity levels
rhizoma
risk correlation
sales clerk
scissors forceps
self-recording serial colorimeter
sicp
sieve mesh number
SOHCs
stability increase in economics
superficialty
supply - side economics
swap file
swelling amount
tandem disk narrow
teshekpuk
thick film pcb
to distribute a profit
to have an operation
transient overload reverse voltage limit
transverse buckling
trashbin
voltage tripler
wasinger
xanthoxoline
yizzs
Zary