Some of the diseases attack just one area of the body, like the skin, eyes or muscles.

VOA: special.2009.04.14

This is one example of that: this is actually artificial skin.

举例来说,这是一张真正的人造皮肤

耶鲁公开课 - 生物医学工程探索课程节选

If I looked within the skin, one of the lower layers of your skin, the connective tissue layer, you'd find many fibroblasts there and they're just waiting in a more rounded shape than this, just waiting to do their job.

如果观察皮肤,更深处的一层细胞,结缔组织层,就能看到许多成纤维细胞,它们平时形状接近圆形,时刻准备着去完成自己的任务

耶鲁公开课 - 生物医学工程探索课程节选

Some of the diseases attack just one area of the body, like the skin,eyes or muscles.

VOA: special.2010.06.15

One woman has black skin, another has white skin and the third has yellow skin.

VOA: special.2010.05.07

Skin cancer is one of the easiest cancers to cure if found and treated early.

VOA: special.2010.07.06

One unusual expression is that is no skin off my nose.

VOA: special.2009.09.13

"I have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character.

VOA: special.2010.04.16

The researchers suspect that the newborn c-section babies might be picking up their generic bacteria mix from the air - one way bacteria gets on our skin.

VOA: standard.2010.06.30

"He was not proud to be a black one," "And as a black one,as an African, I can advise other Africans and other blacks to be proud of their skin."

VOA: standard.2009.06.28