If a big asteroid with Earth's name on it were to reach us unimpeded, well, we could go the way of the dinosaurs.
如果一个以地球为目标的小行星畅通无阻的到达我们这里,嗯,我们就会重蹈恐龙灭绝的覆辙_@OJwTODjl。
So a group of astronauts is advising the U.N. on a plan to protect the planet.
所以一群宇航员建议联合国出台一个保护地球的计划bO;_TK5t=RQtQEBP。
“This is taking responsibility for the survival of life on planet Earth.” Apollo astronaut Rusty Schweickart.
“这需要为地球上生存的生命承担起责任Jz*FtlR.JnVO;Ed。”阿波罗宇航员鲁斯提?斯威卡特这样说道6fs~|i~+w5CD^T[C5#]I。
On October 25th, at a discussion of the issue at New York's American Museum of Natural History, its dinosaur skeletons a reminder of the danger of being unprepared.
当这个问题在10月25日纽约美国自然历史博物馆引发讨论时，馆里的恐龙骨架提醒着人们这一猝不及防的危险gIcXG7D!PMP@!cu。
Last week, the General Assembly approved a preliminary set of asteroid defense measures.
上周,联合国大会批准了一项小行星防御的初步措施IM1H1WNk(wb.c9)Ksol。

For example, a system for nations to share info about incoming space rocks.
比如一套系统以供各个国家间分享关于即将来临太空岩石的信息iziEz%I3fbs63。
And a coordinated mission to deflect any asteroids found to be on a collision course with Earth.
而也有使发现的任何可能碰撞地球的小行星偏离轨道的协调任务(u)l!UI*Z;。
“The biggest problem right now institutionally is…no government in the world today has explicitly assigned the responsibility for planetary deflection to any of its agencies.”
“现在面临的最大问题是…当今世界没有政府已经明确指派责任给任何行星偏转机构”jA%,pwLmvm0fg!X;2@yh。
“NASA does not have an explicit responsibility to deflect an asteroid, nor does any other space agency.”
“美国宇航局没有一个明确的偏转小行星责任,任何其它空间机构也是这样_(3e5h@pnh@=IY-wud。”
Ultimately, the Earth's nations must work together to combat this extraterrestrial threat.
最终,地球上的各个国家必须共同努力应对这外星威胁zp~YIjyRw9.fWvN+。
Because when it comes to space rocks, they are definitely out there.
因为当谈到太空岩石,这种威胁是肯定存在的@2cnIOc%V;G~!K。