A cup of filter coffee contains about three times as much caffeine as a cup of tea, although dry tea leaves do contain a higher proportion of caffeine by weight than coffee beans.
一杯过滤咖啡含有的咖啡因大约是一杯茶的3倍,尽管从重量上看,干茶叶所含咖啡因的比例确实比咖啡豆高。
"I was doing interviews with 8-to-12-year-old kids about what they had eaten that day, and a lot of these kids were drinking a lot of caffeine, and not just sodas, " Temple said.
“当我对8到12岁的孩子一天都吃些什么进行采访时,发现很多孩子摄入大量咖啡因,不仅仅来自汽水,”Temple说,“一些12岁的孩子喝咖啡和拿铁。
Women in the study were asked about how many caffeinated and decaffeinated beverages they drank including sodas and teas but most of the caffeine the women drank was from coffee.
受调查的女性被问及她们每天喝多少含咖啡因和不含咖啡因的饮料,包括苏打水和茶,她们喝到的咖啡因多数来自咖啡。
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