wintergreen

All were asked to chew gum in the morning, but one group got a plain wintergreen placebo, while the other chomped on gum laced with 200 milligrams of caffeine, or about the same amount that's in two cups of black coffee.

实验人员要求他们早上嚼口香糖，但其中一组的口香糖中含有冬青草安慰剂，而另一组的口香糖中则含有200克咖啡因，相当于两杯黑咖啡中咖啡因的含量。

Precautions: the herb should not be taken by people who are hypersensitive to salicylates ( aspirin). Those who take warfarin ( Coumadin) or any blood-thinning medications should not use Wintergreen.

注意事项：对水杨酸（阿斯匹灵）敏感及正服用薄血药的人士不应食用。

This paper studies on the technology of drawing wintergreen oil with solvent soaking method. The result obtained shows that: soaking 6 hours with solution of water and alcohol ( 2 ∶ 1) and then distilling, the producing rate is to 3.18%.

对用溶剂浸泡冬青叶提取冬青油（水杨酸甲酯）的工艺进行了探讨，结果表明在常温常压下用水∶乙醇体积比为2∶1的溶液浸取6h后再进行蒸馏，产率可达3.18%。