Studies of both animals and humans have shown that sex hormones somehow affect the stress response, causing females under stress to produce more of the trigger chemicals than do males under the same conditions.

对于动物和人类的研究都显示出性激素会在某种程度去影响面对压力的反应，导致在同样的条件下，女性产生更多的致病化学物质。

Whether it's intrapersonal affluence, whether it's monetary affluence.

无论是精神的富足，还是物质的富足。

He could, like an alchemist, change one material into another.

他就像一个炼金术士，能够把一种物质变成另一种。

And other scientists working on the same project, but researching very different habitats on the ocean floor, have found large numbers of species congregating around volcanoes, attracted to them by the warmth and nutrients there.

其他科学家也从事同样的研究，但他们研究的是海底的一些非与众不同的栖息地。他们发现有大生物聚集在海底火山周围，吸引它们过来的是那里温暖的海水和丰富的营养物质。

They have a material culture, a social culture.

有物质文明，有社会文明。

Hello! Organic substances recently discovered in the rain forest?

哈罗，最近才在雨林 发现的有机物质？

He compounded various substances into an effective medicine.

他把不同的物质调配成特效药。

We often think of the brain as this non physical, ethereal realm that isn't bound by the same limitations of our bodies.

我们经大脑是一个非物质的、空灵的领域，它不受我们身体的限制。

Greater affluence has made it easier for many people to contemplate living alone—no longer is there such an incentive to stay married in order to pool resources.

物质条件的改善让很多人不再担心独自生活——不必再共享资源而被迫绑在婚姻里。

That amplifies all your violent tendencies.

这种物质会加重你的暴力倾向。

The silver-white contents were ebbing and swirling within.

冥想盆里银白色的物质正在旋转、减退。

That's because matter and anti-matter are basically opposites of each other.

因物质和反物质基本上是彼此对立的。

Thin and fragile, soil is made by living matter.

土壤由生命物质构成，薄而脆弱。

The 1987 Montreal Protocol phased out the use of chlorofluorocarbons, or CFCs, responsible.

分阶段撤销氯碳化物、氟氯碳化物、以及其他一些会对臭氧层造成破坏的物质的使用。

After the meeting, the two leaders visited an exhibition on intangible cultural heritage originated from Fujian Province.

会后，双方领导人参观了建省非物质文化遗产展览。

Here is mine: Like many immigrants, my father's parents were poor in means but rich in culture and spirit.

我的历程始于我的祖父母：他们像许多移民一样，物质上很贫困但精神上很富足。

An oyster can produce a pearl by covering a grain of sand with what substance?

牡蛎可以用什么物质覆盖一粒沙子来制造珍珠？

That worries the department because of the addictive nature of nicotine.

这令卫生部感到不安，因尼古丁是一种能让人上瘾的物质。

Many said that unemployment, while extremely painful, had improved them in some ways: they had become less materialistic and more financially prudent; they were more aware of the struggles of others.

许多人说，虽然痛苦，失业也能提升自己：他们不再物质至上，更加节俭；他们更加注意到其它人的辛苦。

Many philosophers prefer to live an inward and immaterial life.

许多哲学家宁愿选择过一种重精神而不重物质的生活。