When not removed, plaque causes tooth decay and gum disease.

牙斑没有清除就会导致蛀牙和牙龈疾病。

《柯林斯英汉双解大词典》

This disease is not contagious [infectious].

这病不传染。

《新英汉大辞典》

You may have some strange disease that may not show up for 10 or 15 years.

你可能患上某种10年或15年内都显露不出什么症状来的怪病。

《柯林斯英汉双解大词典》

It would also be helpful in areas like southern Africa, where people often do not show signs of the disease.

VOA: special.2010.04.20

So, you couldn't introduce the live virus in because that would cause the disease not just immunity.

所以 不可以直接接种活体病毒,因为这会使人致病而不仅是引起免疫应答

耶鲁公开课 - 生物医学工程探索课程节选

Valvular disease is not uncommon in the world; we'll talk about that a little bit.

心脏瓣膜疾病在世界上是一种常见的疾病,我们会讲到一些相关的内容

耶鲁公开课 - 生物医学工程探索课程节选

People who feel they are gluten-sensitive but do not test positive for celiac disease do not have celiac disease.

FORBES: Gluten-Free Diets: Miracle Or Hype?

"All these studies tell us is it is much more complicated than just trying to fix that number because that is a surrogate marker, or a predictor for the disease, not the disease itself, " says Robert Centor, a professor of internal medicine at the University of Alabama, Birmingham.

FORBES: All The Wrong Numbers

The problem at HCA results from a combination of mis-diagnosis (treating people for coronary artery disease who did not have the disease) and self-referral (the provider who makes the false diagnosis then performs the treatment and profits by it).

FORBES: Where The Market Approach To Health Care Completely Fails