研究人员未发现低因咖啡与抑郁症之间的联系。
Researchers did not see any association between decaffeinated coffee and depression.
低因咖啡，液体7盎司，5 - 15毫克。
这一次，我想知道老鼠或鼠类喝咖啡或脱因咖啡。
而这个过程因咖啡的品种不同，短则90秒，长则可能要40分钟。
And due to differences in the various types of coffee, the roasting time can vary from 90 seconds to 40 minutes.
他从双肩包里拿出一个小炉子，坐在悬崖边上一块摇摇欲坠的石头上，开始烧煮薄荷甜茶和贝督因咖啡。
He took a tiny stove out of his backpack, set it on a rock teetering on the edge, and made sweet mint tea and bitter Bedouin coffee.
研究表明，每天喝两至三杯含咖啡因咖啡的妇女，比每天只喝一杯的妇女患抑郁症的几率要低15%。
It showed that women who consumed two to three cups of caffeinated coffee per day were 15 percent less likely to develop depression compared to those who drank one cup.
我会用一只盘子端出12杯咖啡，一些给要普通咖啡的顾客，另一些给要脱咖啡因咖啡的顾客，其实都是一样的。
I'll bring out a tray with 12 coffees on it and give some to the customers who ordered regular, others to the ones who ordered decaf. But they're all decaf.
他们发现，相比只喝一点或喝不含咖啡因咖啡的女性，一天喝两到三杯咖啡的女性产生抑郁的概率降低了15%。
They find that women who drank two or three cups of coffee per day were 15 percent less likely than those who drank little or decaffeinated coffee to be depressed.
但是接受了含咖啡因咖啡的小鼠展现了较高水平的GCSF特征，并且在记忆力测试中也表现得更好——在另外的组尚未观察到这种情况。
But mice receiving coffee with caffeine showed higher levels of GCSF and performed better at working memory tests — something not observed in the other groups.
咖啡因是茶和咖啡这类饮品的活性成分。
Caffeine is the active constituent of drinks such as tea and coffee.
咖啡因能引起心悸和头痛。
茶含有咖啡因，对你的健康不利。
咖啡因是兴奋剂，这是人所共知的事实。
仅仅50毫克的咖啡因就能产生药理效果。
As little as 50 mg of caffeine can produce pharmacological effects.
咖啡因，咖啡和一些不含酒精的饮料中的一种物质，也是一种毒品。
Caffeine, a substance found in coffee and some soft drinks, is also a drug.
我回到桌位上，双手拿着我的黑咖啡，和一杯双倍浓度无咖啡因少泡沫的穆哈咖啡，其实它不是浓咖啡。
I just come back with my black coffee and my double espresso mocha latte skinny frothed, except it isn't espresso.
儿童的抑郁症、睡眠问题和肥胖问题与摄入的咖啡因有关。
Caffeine consumption by children is associated with depression, sleep problems and obesity.
可能会有更少的蛋白质，更多的糖和一些你意想不到的添加剂，比如咖啡因。
There could be less protein, more sugar and some additives you wouldn't expect, such as caffeine.
茶碱是咖啡因的近亲，也是茶中的主要兴奋剂，它在这两方面都是最有效的化合物之一。
Theophylline, a close structural relative of caffeine and the major stimulant in tea, was one of the most effective compounds in both regards.
就连人们通常觉得有刺激作用的咖啡因，也表现出了这种特性，它在浓度极低的情况下会抑制老鼠的运动，而在浓度较高的情况下则会刺激老鼠。
Even caffeine, which is generally known only for its stimulatory effects, displays this property, depressing mouse locomotion at very low concentrations and stimulating it at higher ones.
溶剂中的咖啡因相当于两杯浓咖啡，足以彻底改变这一影响，有的自行车手的眼动速度甚至加快了。
The caffeine, the equivalent of two strong cups of coffee, was sufficient to reverse this effect, with some cyclists even displaying increased eye movement speeds.
但Snyder 等人指出，抑制脑内磷酸二酯酶产生所需的咖啡因浓度要比产生刺激的咖啡因浓度高得多。
But Snyder et al point out that the caffeine concentrations needed to inhibit the production of phosphodiesterase in the brain are much higher than those that produce stimulation.
为了促进吸收，斯通建议将补品与可溶性食物搭配，还要避免饮用含咖啡因的饮料。
To improve absorption, Stone suggests pairing supplements with a food in which they are soluble and steering clear of caffeinated beverages.
在西非，人们长期以来都咀嚼可乐果作为兴奋剂，因为它们含有在茶、咖啡和巧克力中天然存在的咖啡因。
In West Africa, people have long chewed kola nuts as stimulants, because they contain caffeine that also occurs naturally in tea, coffee, and chocolate.
咖啡中的咖啡因因被称为“地球上使用最广泛的精神活性物质”。
Caffeine, the stimulant in coffee, has been called "the most widely used psychoactive substance on Earth".
你最好避免喝含咖啡因的饮料，如咖啡、茶和苏打水。
You'd better avoid drinking caffeinated drinks such as coffee, tea and soda.
我们可以从今天的市场中发现一系列被消除了有害属性的产品：无咖啡因的咖啡，无糖的奶油，无酒精的啤酒。
In today's market, we find a whole series of products deprived of their malignant properties: coffee without caffeine, cream without fat, beer without alcohol.
为了控制参与者的咖啡因吸收量，研究组给他们含有大约相当于一天四杯咖啡的咖啡因药片，或者外表相似的安慰剂药片。
To control the amount of caffeine the participants received, the team gave them pills containing caffeine equivalent to around four cups of coffee in one day or similar looking placebos.
正如去咖啡因的咖啡无需成为真实的咖啡就可以在气味和口感上像真的一样，我在网上的屏幕角色，我所看到的“你”，就是一个去咖啡因的自我。
In the same way that decaffeinated coffee smells and tastes like real coffee without being the real thing, my online screen persona, the "you" that I see there, is a decaffeinated self.
正如去咖啡因的咖啡无需成为真实的咖啡就可以在气味和口感上像真的一样，我在网上的屏幕角色，我所看到的“你”，就是一个去咖啡因的自我。
In the same way that decaffeinated coffee smells and tastes like real coffee without being the real thing, my online screen persona, the "you" that I see there, is a decaffeinated self.
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