... come into existence 开始存在;形成;成立 a struggle for existence 生存竞争 calm down (使)安静下来 ...
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Life is a struggle for existence; only the fittest (meaning the wealthiest or most powerful) survives.
生活即生存斗争,唯适者(即最富有或最强壮者)生存。
A struggle for existence inevitably follows from the high rate at which all organic beings tend to increase.
一切生物都有高速率增加的倾向,因此不可避免地就出现了生存斗争。
Malthus held that the human population tended to increase faster its food supply. This set up a struggle for the food and hence a struggle for existence.
马尔萨斯认为,人口增长有超过食物供应的趋势。这便导致为食物而争斗,因此,为生存而争斗。
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