internal

inner, inside, interior, internal, inward

形容词 internal:

1. happening or arising or located within some limits or especially surface
2. occurring within an institution or community
   同义词：intragroup
3. inside the country
   同义词：home, interior, national
4. located inward- A.R.Gurney,Jr.
   同义词：inner, interior
5. innermost or essential
   同义词：inner, intimate

1. I think the present armed clash on the border was a diversion to make their people forget the internal difficult economic situation.
   我认为目前发生的边界冲突事件是想要转移他们国内人民对困难的经济形势的注意力。
2. A law or rule governing the internal affairs of an organization.
   章程一种法规或规则，用于管理一个组织的内部事务
3. Internal and external use of water as a therapeutic treatment for all forms of disease.
   水疗法水的外用和内服，作为各种病症的治疗方法
4. He worked in internal trade.
   他的工作是做国内贸易。

in.ter.nal

adj.Abbr. int.（形容词）缩写 int.
Of, relating to, or located within the limits or surface; inner.
内部的：属于、关于或位于某限度或表面以内的；内部的
Residing in or dependent on essential nature; intrinsic:
内在的：存在于或依靠本质的；固有的：
例句：
the internal contradictions of the theory.
理论本质上的矛盾

Located, acting, or effective within the body.
体内的：位于，起作用于，或有影响于身体内部的
Of or relating to mental or spiritual nature:
心理的，精神的：属于或关于心理或精神本质的：
例句：
.An internal sense of righteousness dwindles into an external concern for reputation.(A.R. Gurney, Jr.)
.内心的正义缩小而转成外在对声誉的关心.(小A.R.格尼)

Of or relating to the domestic affairs of a nation, group, or business.
内政的：属于或关于一个国家、群体、或商业的内部事务的

来源：
Middle English internall
中古英语 internall
from Old French internel
源自 古法语 internel
from Medieval Latin intern3lis
源自 中世纪拉丁语 intern3lis
from Latin internus
源自 拉丁语 internus
from inter [within] * see en
源自 inter [在…之间] *参见 en

【引伸】
in.ternal.ity
inter.nally
adv.（副词）