体内的位于，起作用于，或有影响于身体内部的
Located, acting, or effective within the body.
联盟不同群体间的政治约定（如一个国家或地区内部的民族或种族），根据一个一致同意的方案或机构共享权力
A political arrangement in which various groups, such as ethnic or racial populations within a country or region, share power according to an agreed formula or mechanism.
炮墩，炮座堡垒内部的平台或土墩，大炮可从中越过胸墙而发射
A platform or mound of earth within a fort from which guns are fired over the parapet.
这抢劫案看来是内部的人干的。
The robbery appeared to have been an inside job.
