They calibrate our immune systems, ward off pathogenic bacteria, even affect our weight.

它们帮助我们调整免疫系统、抵御病原菌、甚至还会影响到我们的体重。

So if I want to lose weight, what would you recommend?

我想减体重，你有什么推荐吗？

Reaching a length of 1.5 meters and 160 kilograms, this gentle omnivore is among the largest land animals of China.

大熊猫个性温顺，属杂食性，身长1.5米，体重达160公斤，是中国最大的陆地一。

Other common adjectives which go with gain are net gain and weight gain.

与 gain 搭配的其他常见形容词还有“净收益”和“体重增加”。

Now research suggests that the mere presence of that TV in the bedroom is linked with weight gain—regardless of how long a youngster's eyes are glued to the small screen.

现在一项研究表明，仅仅是卧室中有电视这个素就已能和体重增加挂钩—不管你家孩子能盯着这个小屏幕看多久。

Actually, behavioral geneticists believe that less than half of the total weight variation is programmed in the genes, while height is almost entirely genetically determined.

其实，行为遗传学家认为，在总的体重变化中，只有不到一半是编程的，而身高则几乎完全决定。

But Karl Lagerfeld lost an incredible amount of weight after he decided, he longed to become a clotheshorse for high-fashion male brands.

当他决定成为高级定制男装的" 代言人" 后，老佛爷的体重就减轻了许多。

How much does he weigh? How much money does his father make?

体重多少呀？他父亲挣多少钱呀？

After 50 days of gluttony, they've grown 10 thousand times heavier.

过50天的啃食，它们的体重增长了一万倍。

You don't really lose much weight, but apparently, you look thinner from a distance.

你并没有真的减轻很多体重，但显然，你从远处看瘦了。

They weigh about 3,000 pounds and eat about 100 pounds of plants each day.

它们体重约为3000磅，每天吃掉约100磅的植。

If you don't eat enough, you lose weight.

如果吃不饱，你体重就会减轻。

They found that the more distant the commute, the heavier and less fit the commuter.

他们发现上下班路程越长，上班人士的体重越重，身体越不健康。

In terms of treatment, a major goal is around nutrition and healthy weight gain.

治疗的主要目的在于营养补充和健康的体重增长。

Shift your weight over to one foot, doesn't matter which one.

把你的体重转移到一只脚上，不管是哪一只。

Well, I think if we're doing metaphysics, as opposed to psychology--Psychologically, we understand why losing weight might make a real difference as to how you feel about yourself.

我认为我们这是在讨论形而上学，而非心理学 从心理学角度来看，我们理解为何减轻体重会使你觉得自己与以往有所不同。

I'm also great for weight control, since I'm high in fiber and abundantly satiating.

我也很擅长控制体重，为我富含纤维，而且非常饱腹。

He just couldn't carry his weight anymore.

它已承受不住自己的体重。

Andrew Garfield lost 40 pounds - where is Andrew?

安德鲁·加菲尔德体重40磅，安德鲁在哪？

Now, you have to be a little bit careful when describing somebody's body type or their weight, because you can hurt their feelings.

现在，你们在描述别人体型和体重的时候要多加小心，为你们可能会伤害到他们的自尊。