Yet the most widely used analgesics today are essentially folk remedies that have served for centuries: morphine and other opiates derive from the opium poppy, and aspirin comes from willow bark.

 
  • 然而,今日最多人使用的止痛藥,基本上是用了好幾世紀的民間土方,譬如從罌粟花提煉出來(lái)的嗎啡與其他鴉片類(lèi),以及從柳樹(shù)皮萃取出來(lái)的阿斯匹靈。
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