单词：submerged repeater
单词：submerged repeater 相关文章
Members of a Beijing diving club had the chance to experience China's Great Wall in a way few others have by exploring a section of the landmark that was submerged in the cloudy waters of a reservoir. There is no doubting that the Great Wall of Chin
国家地理2008年
The first cable was put down during the years 1857-1858; but after transmitting about 400 telegrams, it went dead. 第一条电缆是在1857年和1858年铺设的。但传送了大约400次电报后，它就失灵了。 In 1863 engineers built a new
《海底两万里》中英双语有声读物
[00:02.47]浮华背后 Behind Fortunes [00:05.75]Though fortunes achieved through hard work and other qualities can make people live cozily, [00:12.09]they should never be considered as the aim of living. [00:16.16]Therefore, in the process of seeking fo
智慧背囊超越自我
There have been centuries of tension along the Nile between Arabs and Nubians, 25 people were recently killed near here, and many more were injured during clashes between Arab and Nubian families, many Nubians still feel ostracized from Egyptian life
自然百科2015年
Members of a Beijing diving club had the chance to experience China's Great Wall in a way few others have by exploring a section of the landmark that was submerged in the cloudy waters of a reservoir. There is no doubting that the Great Wall of China
自然百科2008年
BEIJING, March 18 (Xinhuanet) --In February this year, Chinese National Geographic magazine published a series of exquisite pictures about Shicheng City (literally, Lion City), and since then, the public's strong interest in the city has been aroused
英语新闻
Now let's get some of the science behind the cold. What is driving these temperatures and how long is it expected to last. We bring in meteorologist Alex Wilson of US' Weather Channel. As even talking about this unusual cold, something you've been he
CCTV9英语新闻2014年01月