单词：steam space detector
单词：steam space detector 相关文章
Unit 5 [00:03.21]Go with Transportation! [00:07.16]Trains Go on Rails! [00:11.00]Who invented the steam engine? [00:15.05]In the 1700s,many inventors were working on the steam engine. [00:22.31]In the 1760s, [00:26.15]a scientist in England invented
北京仁爱英语八年级下
It used to be that finding even one new planet was enough to make an astronomer's career. 曾经即便是找到一颗新卫星都足以成就一名天文学家的事业。 Uranus was discovered in 1781 by William Herschel, who these days has, among o
经济学人科技系列
WASHINGTON, May 30 (Xinhua) -- After nearly 12 days together in orbit, U.S. space shuttle Endeavour(奋进号) undocked from the International Space Station on Sunday night, NASA announced on Monday. According to NASA, the undocking took place at 11:
英语新闻
WASHINGTON, May 27 (Xinhua) -- Two U.S. astronauts conducted the fourth and final scheduled spacewalks for space shuttle Endeavour 's STS-134 mission on Friday morning, the U.S. National Aeronautics and Space Administration (NASA) announced. The seve
英语新闻
By Sean Maroney Washington 15 December 2006 Astronauts from the U.S. space shuttle Discovery have successfully rewired half of the International Space Station to run on its permanent power system. VOA's Sean Maroney reports from Washington with deta
2006年VOA标准英语（十二月）
The space shuttle Endeavour has returned to Earth for the final time, after completing a 16-day mission to the International Space Station. NASA welcomed home the Endeavour shuttle before dawn Wednesday, after the ship glided in from a safe re-entry
英语新闻