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体重。

Studies have shown that music can buoy mood, fend off depression and improve sleep.

研究表明，音乐可以提振情绪，抵御抑郁，改善睡眠。

Builders erected these walls for protection from invasion by those from the north.

筑建长城是为了抵御北方少数民族入侵。

And could it borrow those lessons to weather fears of a recession?

它借鉴这些经验，抵御经济衰退恐惧吗？

For another, Slack has rising competition to fend off.

另一方面，Slack还要抵御不断加剧竞争。

No amount of genius can stop your dumb mediocre vacuous roots from digging into everything and everyone around you and draining them of any ability to fend you off.

再天才人也无法阻止你愚蠢、平庸、空虚向你身边一切人与物，把他们抵御你力吸个一干二净。

The highway was not built according to today's strict standards to resist earthquakes.

速公路并不是按照当今抵御地震严格标准建造。

You'll have to build your own defences against a world of complex realities that will insist on trying to intrude on you at the most inconvenient times.

你还需要为自己建一堵墙，抵御这复杂现实世界，这个无时无刻不来打扰你真实世界。

Our atmosphere guards Earth from most impacts, like a force field.

地球大气层很好抵御了大多数袭击像一个力场。

Brief stints of movement and exercise throughout the day can fend off those sedentary blues.

一天中短暂运动锻炼可以抵御久坐带来死气沉沉。

For some of us, the problem lies with the insatiable addiction to chocolate.

对某些人来说，巧克力诱惑无法抵御。

Even if Mr Romney could devise a workable plan, overcoming political resistance is another matter.

即便罗姆尼可以想出一个可行计划，要抵御政治上阻力又是另一回事了。

That's enough to fend off economy-harming deflation.

这些就足以抵御有害于经济通货紧缩影响了。

Seems that to beat the heat, it pays to be fleet.

看起来，为了抵御酷热，就得跑得快。

We humans weren't built to withstand a landscape as hostile as this.

上帝创造人类时并没有想到我们要抵御如此恶劣环境。

December's bitter gales and rough waves are kept at bay from this stretch of water.

十二月凛冽寒风和汹涌波涛尽数被抵御在湾区之外。

All we require, since nature did not dress us properly, is one garment to keep us warm, and some shelter from rain and wind.

因为大自然没有给我们配备合适衣服，因此我们只需要一件衣服来抵御严寒，以及一个借以遮风避雨住处。

So, why not take a break between meetings and soak up some rays to combat the tiredness and jet lag?

既然如此，何不在会议之间空当偷个闲，吸收一点阳光，抵御疲劳与时差呢?

Sleeping better may help fight off illness.

好睡眠够抵御疾病。

ALESCI : Here's why using so many antibiotics is a problem: Antibiotics are vital that can help us to defend from bacteria that make us sick, or even kill us.

这就是为什么使用这么多抗生素是一个问题: 抗生素是至关重要，它可以帮助我们抵御让我们生病细菌，甚至杀死我们自己。