As a juvenile, Smith was an invalid, suffering from a disease that left him unable to walk normally.

史密斯年少时被视为病残者，因为他得了一种病，使他无法正常行走。

Even people who are in trouble with this thing, don't kind of realize that they are suffering from a disease.

甚至是那些因这种情况而陷入困境的人们，没有意识到他们正在遭受疾病的折磨。

Euthanasia is the practice of killing without pain, a patient who is suffering from a disease that cannot be cured.

安乐死是无痛杀死身患绝症的病人的行为。

'I suffer from a disease of the heart, and sometimes I am very near death'.

“我患有心脏病， 有时我离死亡很近” 。

He said, I and my companions suffer from a disease of the heart that can be cured only with gold.

他说，我和我的伙伴们都患了一种只有黄金才能治愈的心病。

But already, though he did not know it, he was suffering from a disease of the heart, which cut short his life after little more than a lustrum of quiet contentment.

但是，尽管他并不知道，他已经患上了心脏病，这使他的生命在平静的满足之后就结束了。

To track illness and behavior in a vampire bat community, researchers injected some bats with a substance that triggered their immune systems—the bats felt less well than usual without actually suffering from a disease.

为了追踪吸血蝙蝠群落中的疾病和行为，研究人员给一些蝙蝠注射了一种物质， 这种物质会触发它们的免疫系统——蝙蝠感觉不如平时， 但实际上并没有患病。

And finally, instead of being judged as personally culpable for some moral failing, addicts are increasingly seen as suffering from a disease, freeing them, in part, from some degree of personal responsibility for their behaviors.

最后，吸毒者不再因某些道德败坏而被判定为个人罪魁祸首，而是越来越多地被视为患有某种疾病， 这在一定程度上使他们免于对自己的行为承担某种程度的个人责任。