低茶(low tea) 是美国人根据高茶造出来的对应习语，指简单的午后便餐，一般只吃简单的茶点。
实验的参与者被随机分配到每天都服用绿茶饮料或胶囊制品的实验组和服用安慰剂胶囊和喝低儿茶素的茶或者更直接饮用水的控制组。
Participants were randomly assigned to either use green tea every day, as a beverage or capsule, or be part of "control" groups that took placebo capsules, drank a low-catechin tea or downed water.
而且每天只喝一杯茶的人比不喝茶的人患肾癌的风险低15%。
And those who sipped just one cup of tea each day had a 15 per cent lower risk of the disease than non-drinkers.
尽管茶很贵，每杯的价格还是比咖啡低。1825年之前茶的销量就超过了咖啡。
Although tea was expensive, it cost less per cup than coffee, and before 1825 tea outsold coffee.
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