But as human beings, we are used to have our eyes on top of the body, with which we collide with our world, not in the middle of it.

但是从人的角度，我们习惯于“眼睛在身体的上方”，而眼睛在身体中间是同我们的现实世界相抵触的。

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These compounds, which are all similar in chemical structure, have promising characteristics, but the human body does not easily absorb them, and they can be toxic at very high doses.

这些复合物的化学结构相似，在治疗阿尔兹海默症方面很有前景。 但人体不易吸收这些物质，而且用量很高时，它们会产生毒性。

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When you sleep, your body produces human growth hormone (HgH), which not only builds muscle, but also stimulates your bone marrow, where immune cells are created.

当你睡觉的时候，身体会产生一种人体生长激素(HgH)，它不仅促进肌肉生长，还刺激你的骨髓，而免疫细胞正是在这里产生的。

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Lung cancer is a systemic risk to a human body, but a smart insurer will not wait to change the premium until the first black spot appears on the X-ray.

FORBES: Magazine Article

But Richard Dale says he could not have made a programme about the human body without including death.

BBC: Fantastic journey through the seven ages of man

The series looks not only at the mechanics of the human body, but the emotions too because these are what make us human.

BBC: Fantastic journey through the seven ages of man