The burnt area covered one quarter of the patient's body surface.

病人的烧伤面积占身体表面的四分之一。

youdao

All of the children had atopic dermatis covering at least 20% of their body surface area.

所有的患儿体表有超过20%的遗传性过敏症皮炎感染。

youdao

Ecto commensal: a commensal organism that lives on the outer body surface of another organism.

外共生体：生活在另一种生物体外表的共生生物。

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Find a hard surface like a chair and rest your body on it.

VOA: special.2009.08.11

In some senses most of the cells in our body are stuck to a surface.

大部分情况下,我们体内的细胞都黏联在某个表面上

耶鲁公开课 - 生物医学工程探索课程节选

It turns out the electrical potential or electricity that you can measure on the surface of the body reflects things that are happening deeper inside like the beating of your heart.

人们已经证明在体表测量得到的电势能,或者电信号,能够表征,像心跳这样,身体较深处的变化

耶鲁公开课 - 生物医学工程探索课程节选

Moxibustion is usually divided into direct and indirect moxibustion, in which either moxa cones are placed directly on points or moxa sticks are held and kept at some distance from the body surface to warm the chosen area.

UNESCO: Culture

Though rendered banal by years of TV ads lamenting "the heartbreak of psoriasis, " the skin disorder actually is a serious immune disease, affecting 7 million people in the U.S. In more than one-third of patients it mars 10% or more of the body surface (the palm of the hand counts as 1%).

FORBES: Skin Deep

Along with some pieces of uniform, a bottle, some coins and a pipe were found with the body, just below the surface of the soil.

BBC: Hunt for WWI soldier's family