Nearly half of its people live on less than $2 a day.
近半数的民众要靠着不足2美元的生活费维持一天的生计。
They cover a mere 2% of the Earth, yet more than half of all plant and animal species live there.
它们只覆盖了地球的2％，但一半以上的植物和动物物种都生活在那里。
They cover a mere 2% of the Earth, yet more than half of all plant and animal species live there.
它们只覆盖了地球的2％，但一半以上的植物和动物物种都生活在那里。
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