天线共用器

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

发表于:2018-12-16 / 阅读(67) / 评论(0)

VOA标准英语2010年(三月)

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

发表于:2019-01-02 / 阅读(78) / 评论(0)

简单慢速英语阅读

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

发表于:2019-01-02 / 阅读(65) / 评论(0)

原版英语小短文

有关航空航天英语词汇

有关航空航天英语词汇神舟七号 Shenzhou VII (spacecraft) 载人飞船 manned spaceship/ spacecraft 载人航天 manned space flight 多人多天太空飞行 multi-manned and multi-day space flight 载人航天计划 manned space program 航

发表于:2019-01-17 / 阅读(59) / 评论(0)

实用英语

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

发表于:2019-01-20 / 阅读(70) / 评论(0)

2017年Scientific American(三)月

航空英语专业词汇

low Earth orbit 近地轨道 lunar module 登月舱 lunar rover 月球车 main landing field/ primary landing site 主着陆场 manned space 载人航天计划 manned space flight 载人航天 manned spaceship/ spacecraft 载人飞船 Milky Way 银河系

发表于:2019-02-03 / 阅读(44) / 评论(0)

英文语法词汇

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学英语单词

abion

abosrption spectrogram