Throughout history, there have been mentions of the pain-killing uses of willow bark.

历史上一直有人提到柳树皮的止痛用途。

youdao

The active component, willow bark, was used as a folk remedy as long ago as the 5th century BC.

它来自早在公元前五世纪就被用于民间配方的柳树皮，是这种树皮的一种有效成分。

youdao

The acetylsalicylic acid in aspirin shares the pain relief properties of the chemical salicin in willow bark.

阿司匹林中的乙酰水杨酸和柳树树干中的化学水杨素一样具有镇痛的作用。

youdao

Two thousand years ago, the Greek doctor Hippocrates advised his patients to chew on the bark and leaves of the willow.

VOA: special.2010.12.14

The Greek doctor Hippocrates advised his patients to chew on the bark and leaves of the willow.

VOA: special.2009.10.20

Take two infusions of willow bark and call me in the morning.

WSJ: Big Pharma's Real Roots | Wild Medicine | New York Botanical Garden | By Joanne Kaufman

The willow bark contained salicin, the pharmacological ancestor of a family of drugs called salicylates, of which aspirin is the most famous.

BBC: Aspirin: A century of good news

Aspirin, for example, was originally derived from willow bark, and the anticancer drug Taxol comes from the bark of the Pacific yew tree.

FORBES: Ancient Secrets