Free radicals are molecules that destroy body cells. A major source is thought to be sugar.

自由基是一种能破坏身体细胞的分子物质，其最主要的来源就是糖。

youdao

Free radicals are highly reactive molecules that bind to and destroy body cells, and are considered to be the main cause of disease and aging.

自由基是一种高活性分子，极易与人体细胞相结合，破坏人体细胞，被认为是产生疾病和癌症的主要原因。

youdao

The virus can actually destroy those white blood cells, leaving the body wide open to attack from other infections.

该病毒实际上能破坏那些白血球，使身体极易受到其他感染。

《柯林斯英汉双解大词典》

After all, if the person is the combination, if the person is the pair, soul plus the body, destroy the body, you've destroyed the pair.

毕竟,如果人是组合体,如果一个人是一对儿组合,灵魂加肉体,那么毁掉肉身,你就已经摧毁了这一对儿

耶鲁公开课 - 死亡课程节选

Between extremities Man runs his course; A brand, or flaming breath, Comes to destroy All those antinomies Of day and night; The body calls it death, The heart remorse.

在极端和极端之中,人走完了他的历程；,火炮，或火热的呼吸，都会来摧毁、来消灭,白天和黑夜,的自相矛盾；,身躯称它为死亡，心儿称它为悔恨。

耶鲁公开课 - 现代诗歌课程节选

If the mind is like the harmony of the body, then maybe you could destroy the mind, the soul by destroying the body on which the mind depends.

如果精神像是身体的和声，那也许你可以通过毁灭,精神依靠的肉体来毁灭,精神和灵魂。

耶鲁公开课 - 死亡课程节选

It has lifted my mood and lowered my anxiety... and lessened the compulsion I had to almost destroy my body.

BBC: Deep brain stimulation 'helps in severe anorexia nervosa'

Players control a tiny robot who travels through the human body to destroy harmful cancer cells.

CNN: 'Shoot-em-up' helps teens battle cancer

Elan's original Alzheimer's vaccine, which aims to teach the body to destroy the plaques that appear in the brains of Alzheimer's patients, was much-hyped before side effects emerged and the company ran into a whole mess of problems.

FORBES: Elan, ImClone Lose, Celgene Wins