他动员起世界各地的舆论，反对氢弹试验。
He mobilized public opinion all over the world against hydrogen-bomb tests.
有些人认为氢弹是一种非常致命的武器，它可以杀人。
Some people consider the hydrogen bomb a very fatal weapon which could kill somebody.
如果你想知道为什么有人会故意在空间引爆氢弹，答案可能来自一次与科尔比学院的科学史家，詹姆斯·弗莱明的交谈之中。
If you are wondering why anybody would deliberately detonate an H-bomb in space, the answer comes from a conversation we had with science historian James Fleming of Colby college.
小行星爆炸释放的能量相当于地球上有史以来最大的氢弹爆炸的能量总和，使沙漠蒸发，并在许多英里内引起了致命的超音速风。
The asteroid blew up with the energy of the largest hydrogen bombs ever detonated on Earth, vaporizing the desert and unleashing deadly supersonic winds for many miles.
但是，就象我们在地球上所看到的氢弹爆炸一样，太阳上的聚变反应是不受控制的，它在一分钟内会产生出巨大的却也可能是毁灭性的能量。
However, fusion reactions on the sun are uncontrollable, just like H-bomb explosion seen on the earth. Huge amount of energy will be produced in a minute, which may be destructive.
但是，就象我们在地球上所看到的氢弹爆炸一样，太阳上的聚变反应是不受控制的，它在一分钟内会产生出巨大的却也可能是毁灭性的能量。
However, fusion reactions on the sun are uncontrollable, just like H-bomb explosion seen on the earth. Huge amount of energy will be produced in a minute, which may be destructive.
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