伤口周边的英文：
wound margin
n. 伤口，创伤；伤害
v. （使）受伤，伤害；wind的过去式和过去分词
The wound has closed.
伤口已愈合。
The wound began to matter.
伤口开始化脓。
A green wound is soon healed
新伤容易愈合
That was a wound to the child's pride.
那是对孩子自尊心的伤害。
The hunter wounded the deer.
猎人打伤了鹿。
n. 边缘；利润；余地；页边的空白；差额，差数；极限
v. 加旁注于；加边于
marginal initial
边缘原始细胞[见于植物]
We came to the margin of the wood.
我们来到树林的边缘。
margin release mechanism
极限释放机构
a marginal subaquatic flora.
边缘的半水生植物群。
Economists call these marginal changes.
经济学家称这些为边际的变化。