They say God spoke to them and told them to go on a mission to the poorest country in the Western Hemisphere.

他们说上帝向他们开口讲话，告诉他们到西半球最贫穷的国家继续进行传教活动。

Of course, were they the first people in the Western hemisphere?

当然，他们是西半球的第一批人吗？

It is further divided into four regions, or lobes, in each hemisphere.

每个半球又进一步分化为四个区域或叶。

Which makes earth, and in particular, the northern hemisphere, warmer.

这使得地球变暖了，尤其是北半球地区。

Two candidates, both moths from the Southern Hemisphere, are now being studied.

目前，研究人员正在研究来自南半球的两种飞蛾。

In the Southern hemisphere winter has begun, and it is summer north of the equator.

在南半球，冬天已经开始，赤道以北是夏天。

Most of the fuel is burnt in the northern hemisphere, where temperatures seem to be falling.

大部分燃料是在北半球燃烧的，那里的温度似乎正在下降。

Most of the fuel is burnt in the northern hemisphere, where temperatures seem to be falling.

大部分燃料是在北半球燃烧的，那里的温度似乎正在下降。

Trees such as maples usually get much redder the more north you travel in the northern hemisphere.

枫树等树木越往北半球的北边走，通常就越红。

By extracting water from the detector's chamber, the detector's surface becomes a concave hemisphere.

通过从探测器的舱室中提取水分，探测器表面形成一个凹半球。

Dolphins, as well as other marine animals, shut down one hemisphere of the brain when they go to sleep.

海豚，还有其他一些海洋动物，它们睡眠时会关闭大脑的一个半球。

As fall approaches in the northern hemisphere, the amount of solar energy available declines considerably.

随着北半球秋季的临近，太阳能的可用量大幅下降。

Although the fuel consumption is greater in the northern hemisphere, temperatures there seem to be falling.

尽管北半球的燃料消耗更大，但那里的气温似乎正在下降。

The eye controlled by the sleeping hemisphere keeps shut, while the wakeful hemisphere's eye stays open and alert.

由睡眠大脑半球控制的眼睛保持关闭，而清醒大脑半球的眼睛保持睁开和警觉。

What could possibly explain why either hemisphere of the brain would normally be enough, as long as we don't transfer both?

有什么可以解释为什么只要我们不转移大脑的两个半球通常就足够了？

While similar melting effects are being measured in the southern hemisphere, the Greenland sheet may be uniquely vulnerable.

虽然南半球也见证着类似的融冰影响，但是格陵兰冰盖可能特别脆弱。

Because most of the planet's glaciers are in the northern hemisphere, and if it gets too warm, then glaciers will stop forming.

因为地球上大部分的冰川都在北半球，如果温度过高，冰川就会停止形成。

The dream of individual opportunity has been home in American since Europeans discovered a "new world" in the Western Hemisphere.

自从欧洲人在西半球发现了一个“新世界”，个人机会的梦想就一直存在于美国。

As one hemisphere of Earth tilts farther from the sun, the arc of the sun's daily path seen from that location lowers toward the horizon.

当地球一个半球距太阳的倾斜度更大时，从那个位置看到的太阳每日运行轨迹的弧线就会向地平线下降。

We are close to a knowledge of annual summer and winter temperature variations over much of the northern hemisphere going back 600 years.

我们很快就会知道，600年前北半球大部分地区每年夏季和冬季的温度是如何变化的。

The results provide the best evidence for a long standing supposition that single hemisphere sleep evolved as creatures scanned for enemies.

研究结果为一种长期存在的假设提供了最好的证据，即单半球睡眠是在生物寻找敌人的过程中进化而来的。

Because language centers are smaller, and only located in one hemisphere, this puts males more at risk for language disorders like dyslexia.

因为语言中心更小，而且只位于一个半球，这就使男性更容易出现语言障碍，如诵读困难。

Another important push was the onset of the Little Ice Age, a climatic phenomenon that led to cooler temperatures in the Northern Hemisphere.

另一个重要的推动因素是小冰期的开始，这一气候现象导致北半球气温下降。

Earth's orbit around the sun and tilt on its axis combine to carry us in this hemisphere further away from receiving the sun's rays most directly.

随着地球围绕太阳的轨道和轴的倾斜将我们带到这个半球，我们更远离直接接收太阳光线的地方。

The predictive signal is a steady rhythm of alpha waves emanating from the brain's right hemisphere, which are closely associated with relaxing activities.

预测信号是大脑右半球发出的稳定节奏阿尔法波，与放松身心的活动密切相关。

The Winter Hexagon involves some of the brightest stars visible, forming a large and easily found pattern in the winter sky of Earth's northern hemisphere.

冬季六边形包括一些可见的最亮的恒星，它们在地球北半球的冬季天空中形成了一个大而容易辨认的图案。

But it's no ghost, according to Lehrer. Instead, the right hemisphere of the brain is assembling connections between past influences and making something entirely new.

但莱勒认为，这并不是幽灵。相反，大脑右半球正在将过去的影响联结起来，从而创造出全新的事物。

Among Neanderthalers of 70,000–35,000 years ago, Marcellin Boule noted that the La Chapelle-aux-Saints individual had a left hemisphere slightly bigger than the right.

马塞林·布尔指出，在7万至3.5万年前的尼安德特人中，拉沙普勒-奥克斯圣徒个体的大脑左半球略大于右半球。

The neuronal imbalance in the brain of the infant caused seizures, prompting surgeons to remove the enlarged hemisphere—a treatment that has proven successful in similar cases.

婴儿大脑的神经元失衡导致癫痫发作，促使外科医生切除了扩大的大脑半球——这种治疗在类似病例中被证明是成功的。

"When our minds are at ease, we're more likely to direct the spotlight of attention towards that stream of remote associations emanating from the right hemisphere," Lehrer writes.

莱勒写道：“当我们的大脑处于放松状态时，我们更有可能将关注的焦点转向大脑右半球释放出的远程连接流。”