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New Words
* rivalry
n. active competition between people 竞争；对抗
craft
n. 1. (pl. unchanged) a boat, ship, aircraft, etc. 小船；船；飞机；飞行器
2. skill and care in doing or making sth. 工艺；手艺
3. a trade or profession requiring skill and care （需要特种手艺的）行业；职业
4. 诡计；手腕
* shuttle
n. 航天飞机
v. go from one place to another 穿梭往返
extraterrestrial
a. happening, existing or coming from somewhere beyond Earth 地球（或其大气圈）外的；行星际的；宇宙的
military
a. of or for soldiers or an army 军事的
n. (the ～ ) soldiers or the army; the armed forces 军人；军队；武装部队
aeronautics
n. the scientific study or practice of constructing and flying aircraft 航空学
space exploration
n. 外层空间探索
* collaboration
n. working together with sb., esp. to create or produce sth. 合作，协作
cancel
vt. order (sth.) to be stopped; make (sth.) no longer valid 取消；废除
rocket
n. 火箭
vi. move very fast; rise quickly and suddenly 飞速前进；猛涨
* impetus
n. a force that encourages a process to develop more quickly 推动力；刺激
controversy
n. fierce argument or disagreement about sth., esp. one that is carried on in public over a long period 争论；争议
worthwhile
a. worth doing; worth the trouble taken 值得做的；值得花费时间（精力）的
orbit
n. a path followed by an object, eg. a spacecraft, round a planet, star, etc. ［天］轨道
v. move in orbit round sth. 环绕（天体的）轨道运行
planetary
a. 行星的
gross
a. total; whole 总的；毛的
timewarp
n. (in science fiction) a situation in which people or things from one point in time are moved to or trapped in another point in time （科幻作品中）时间异常（或间断、暂停）
