在这场为真理而战的伟大斗争中,存在已久的教会教条输给了理性主义者和科学家。
The Church's long-standing dogma was losing the great battle for the truth to rationalists and scientists.
美国进入了一场检验我们的力量和决心的伟大斗争。
America has entered a great struggle that tests our strength, and even more our resolve.
帝国主义驱使全世界的人民大众走上消灭帝国主义的伟大斗争的历史时代。
Imperialism has pushed the great masses of the people throughout the world into the historical epoch of the great struggle to abolish imperialism.
Okay, so let's talk about the example of smallpox, which is one of the world's great successes in the battle against infectious diseases.
我们现在来谈一谈天花,它是人类与传染病的斗争中,获得的一项伟大胜利
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