However, Bob was in the the prime of life and he was ready for adventure. 但是,鲍勃此时年富力强,他准备好了迎接冒险。 20.throw something down the drain 浪费 How can you thro...
It will not be the end of the world, at least not for quite a while yet, but the world will slowly become a different place. Older societies may be less innovative and more strongly disinclined to take risks than younger ones. By 2025 at the latest...
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