大气中的二氧化碳和甲烷阻止热量向太空散发。
Carbon dioxide and methane in the atmosphere block the escape of heat into space.
实际上，残存的大气仍在向太空缓慢逃逸。
In fact, the vestigial atmosphere is still slowly dissipating into space.
我们正向太空迈出我们的第一步。
哪个国家向太空发射的火箭最多？
中国最近向太空发射了一枚卫星。
许多国家已经向太空发射了人造卫星。
Man - made satellites have been sent up into space by many countries.
太空署凌晨六点向太空发射了另一枚火箭。
The space agency launched another rocket into space at 6 AM.
于是，它被甩向太空。
众所周知，杨利伟是第一个飞向太空的中国人。
温室气体会蓄热并阻止热量从大气向太空散逸。
Greenhouse gases trap heat and prevent its escape from the atmosphere into space.
中国成功地向太空发射了又一颗科学实验卫星。
China successfully launched another science experiment satellite into space.
到目前为止，许多国家已经向太空发射了人造卫星。
So far, man-made satellites have been sent up into space by many countries.
这个挑战可比向太空中发射几个望远镜要艰巨得多。
This is a significantly bigger challenge than getting a few telescopes into orbit.
其中一个细节显示，银河系似乎近来在向太空中“吹泡泡”。
One such detail, it seems, is that the Milky Way has been blowing bubbles recently.
至今为止，中国迈向太空的长征走得是其他国家已经铺好的路。
China's long march into space has so far followed a well-trodden path.
当今，火箭是非常先进的器械，我们可以用来向太空派送宇航员。
Today rockets are very advanced machines which we can use to send astronauts into space.
母亲啊！我们的点滴成功都在您的关怀下萌发，我们带着您与亿同胞的期望飞向太空。
Mother ah! Our success has been under your care, we take you with the expectations of one hundred million people into space.
母亲啊！我们的点滴成功都在您的关怀下萌发，我们带着您与亿同胞的期望飞向太空。
Mother ah! Our success has been under your care, we take you with the expectations of one hundred million people into space.
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