VOA标准英语2010年-US Scientists Unlock Clues to Mystery

Researchers find circadian clock in Monarch's antenna plays a major role in navigation Shelley Schlender | Michoacn, Mexico 22 March 2010 Scientists believe antennas are critical to the navigation of the Monarch butterfly. Related Links Monarch Watch

简单慢速英语阅读:The Indoor Antenna

Brian didnt have cable TV. He didnt have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He looke

原版英语小短文 25. The Indoor Antenna

Brian didn't have cable TV. He didn't have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He loo

Horizon - Life On Mars 火星生命 - 11

One of these wavelengths corresponds to hydrogen, another wavelength would be iron. Another wavelength would be oxygen. And so you go to the part of the spectrum you are interested in and you see you'

科学家发现宇宙第一颗恒星形成证据

Astronomers: Evidence Found of First Stars Astronomers have observed what they believe is the formation of the universe 13.6 billion years ago, when the earliest stars were just starting to shine. The astronomers say their observations may also have

电信专业英英词典D-1

DAMA - Stands for Demand-Assigned Multiple Access. This is a way to instantaneously assign telephony channels in a transponder according to the immediate traffic demands. Dash - This is the the charac

电信专业英英词典F-1

Fade - This is a reduction in the received signal. It is caused by absorption, refraction, or reflection. Fax - This is a shortening of Facsimile, and it refers to one fax machine sending a digital re

电信专业英英词典E-1

Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.

电信专业英英词典A-3

AT Command - This is the character

科学美国人60秒 SSS Giant Alien Antenna

(Probably Not a) Giant Alien Antenna强大的外星人光束 The Earth is studded with telescopes, listening for electromagnetic radiation from the great beyond. And a decade ago, astronomers stumbled upon a mysterious signal: a powerful pulse of rad

陨落星辰第二季 第37期:危急时刻

You gonna lie there all night? 你要在这里躺一整晚吗 You picked a great place to take cover. 你选了个不错的地方来做掩护 You want to see a pretty sight? 你想看得更清楚吗 I think hal's team knocked out that antenna. 哈尔的

US, China signal new phase for ties

BEIJING, March 13 (Xinhua) -- Both China and U.S. signaled that the world's two biggest economies should explore a road of new-type relations. The new type of relations between major powers should be based on mutual respect, cooperation and seeking w

Forecasts signal late-week launch of Tiangong-1

BEIJING, Sept. 26 (Xinhuanet) -- Weather forecasts showed that Thursday or Friday might be suitable for launching the Tiangong-1 spacecraft, experts said. The unmanned spacecraft, part of China's first spacecraft rendezvous and docking mission, was s

China unveils reform guidelines on income distribution

BEIJING, Feb. 5 (Xinhua) -- China on Tuesday unveiled reform guidelines on income distribution amid growing public concerns over a widening wealth gap. The guidelines encourage further work to improve the initial distribution system and stepped-up ef

VOA标准英语2010年-Haiti Tent City Residents Cope With Sh

The men take everything, but the women -- nothing -- Camp resident Rosemonde Desmesier Residents of makeshift tent cities throughout Port-au-Prince say that conditions have improved since the earthquake three weeks ago, but shortages of food and reli

VOA标准英语2010年-Bill Clinton Visits Haiti as Relief Ef

Former U.S. President Bill Clinton, the United Nations special envoy to Haiti, is visiting that earthquake-ravaged country, where relief efforts are gaining momentum as tens of thousands of survivors await food, water and other basic necessities. In

2007年VOA标准英语-UN: Difficulty of Aid Distribution in Peru Easi

By Lisa Schlein Geneva 21 August 2007 United Nations aid agencies say the distribution of humanitarian assistance to victims of Peru's devastating earthquake remains problematic. But they say the situation is beginning to ease. Lisa Schlein reports f

学个词Learn a Word 第1349期　signal

今天我们要学的词是signal。 Signal, 作为动词，意思是显示。 The number of Americans filing for unemployment benefits for the first time fell to the lowest level in nearly six months, signaling a slight improvement in the job market

The Giants Secret

The Giants SecretLong ago there was a king who had a very brave son. One day the son told his father, Father, I am going to roam the world in search of adventures.The king did not want to grant his son permission to do so, but the prince insisted so

China to boost distribution industry

BEIJING, July 11 (Xinhua) -- The State Council, or China's Cabinet, announced on Wednesday that it will boost the development of the nation's distribution industry with the goal of establishing a modern goods distribution system that is efficient, co