单词:supraorbital fontanel
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In Fontanelle, Italy, a large ancient cemetery with an unusual history is about to reopen. It is a place where the living try to reconnect with lost loved ones through the skulls of strangers. The site is an ancient rock quarry. Ancient Greeks mined
Questions for NASA after Rocket Explosion 火箭爆炸后美国国家航空航天局面临的问题 Unmanned Antares rocket is seen exploding seconds after lift off from a commercial launch pad in this still image from NASA video at Wallops Island, V
泰山英语导游词 Fellow friends: Hello! Sincerely welcome you to come to Taishan, today I and everybody will mount the summit together from the Taishan east road. This big, ancient Taishan has contained the rich nature and cultural accumulating,
美国私企飞船与空间站对接 WASHINGTON, Jan. 12 (Xinhua) -- A commercial spacecraft, operated by U.S. space company Orbital Sciences Corp., docked with the International Space Station (ISS) on Sunday morning on its first official cargo resup
SCIENCE IN THE NEWS - Space Junk Threatens Earths Orbital Environment JIM TEDDER: This is SCIENCE IN THE NEWS, in VOA Special English. Im Jim Tedder. KATHERINE COLE: And Im Katherine Cole. Today, we tell about an ever increasing number of objects in
The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p