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the law of the jungle; the strong prey on the weak; the weak become the victim of the strong
自然界は弱肉強食の世界である。
The natural world is a world of the survival of the fittest.
弱肉強食の論理がビジネスにも当てはまる。
The law of the jungle also applies to business.
弱肉強食では文明社会は成り立たない。
A civilized society cannot function on the law of the jungle.