Caffeine is a central nervous system stimulant that ACTS in many ways like other stimulant drugs such as amphetamines, waking you up and increasing your muscular activity.
咖啡能够通过多种作用刺激你的中枢神经系统,就像其他的药物一样(比如安非他命)让你清醒,增强活力。
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In fact, caffeine is so popular, it is considered the most common central nervous system stimulant consumed globally, with more than 80 percent of caffeine consumed through coffee drinking.