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The molecules that mediate pain are ancient, revealing how deeply rooted this sensation is in evolution.
介导疼痛的分子非常古老,揭示了这种感觉在进化中的深远根源。
成功是从一个失败跌到另一个失败,但热情不减。
What we need to do is to ensure that every Chinese person can drive a car produced by their own country.
Simplicity is the ultimate sophistication.