Water keeps our skin healthy.

水能保持皮肤健康。

youdao

It also helps you grow properly and aims in keeping skin healthy.

它同样帮你健康成长，并致力于保证皮肤健康。

youdao

Learn our tips on makeup brushes care and cleaning to keep your skin healthy and beautiful.

你们可以从关于粉刷的保养和清洗学到些方法，从而保持肌肤的亮丽健康。

youdao

Still,a study earlier this year found that most Americans think having darker skin is appealing and gives a healthy look.

VOA: special.2010.07.06

In these pre-vaccination days, smallpox pustules would be lanced, and their contents inserted into the skin of healthy people, producing a (hopefully) minor, localized infection which would then protect people from severe smallpox infection.

FORBES: A Pox On Your House? How Fighting One Disease Brought Back Another

Psoriatic skin tries to repair itself by generating new cells, but it does so seven times as fast as healthy skin.

FORBES: Skin Deep

In a cruel twist, the body's disease-fighting T cells attack healthy skin cells, misidentifying them as foreign.

FORBES: Skin Deep