The testing of outer space weapons in the low Earth orbits would aggravate the already acute problem of "space debris".

在近地轨道试验外空武器，将加剧业已严重的“空间碎片”问题。

youdao

This fact did not prevent the making of the 1961 film "the Day the Earth Caught Fire," in which nuclear testing knocks the Earth out of its orbit and towards the sun.

可是这个事实并不能阻挡1961年电影《地球起火的那一天》的拍摄，在这部电影里核试验把地球冲出它的运行轨道而走向太阳。

youdao

Like a conventional mirror, a solar balloon of this sort must be turned to face the sun as it moves through the sky, and Cool Earth is testing various ways of doing this.

这样一颗太阳能气球，就像传统的太阳能反射镜板一样，必须随太阳横越天空时移转面向，所以酷地球公司正在进行各种使气球转向的实验。

youdao

A robot would then pick up rocks and soil, and send them back to earth for testing.

VOA: special.2010.05.25

Astronauts would then travel to the asteroid where "there could be mining activities, research into ways of deflecting an asteroid from striking Earth and testing to develop technology for a trip to deep space and Mars, " it said.

CNN: Forget falling stars: NASA plans to catch an asteroid

Sinecures only serve one purpose, occupying the precious time you have on earth, time you could spend testing your limits and expanding your view of the world.

FORBES: What Are The Worst Reasons For Taking A Job?

"We want to be sure that what we are testing is Mars, and not Earth contaminants, " said MSL mission operations manager Michael Watkins.

WSJ: Mars Mission Seeks a Happy Landing