- [only before noun]
connected with the inside of something 内部的；里面的 the internal structure of a building 大楼的内部结构 internal doors 内门
- [only before noun]
connected with the inside of your body 体内的 - [usually before noun]
involving or affecting only the people who are part of a particular organization rather than people from outside it （机构）内部的 The company has launched an internal investigation into the claims. 该公司已对索赔展开内部调查。 an internal inquiry/review/audit 内部调查/审查/审计 an internal memo/document 内部备忘录/文件 Does the bank to have adequate records, systems and internal controls? 银行是否需要足够的记录、系统和内部控制？ the internal workings of government 政府内部的运作 internal divisions within the company 公司内部的各部门
- [only before noun]
connected with a country’s own affairs rather than those that involve other countries 内政的；国内的 He accused the US of trying to interfere in his country's internal affairs. 他指责美国试图干涉他的国家的内政。 an alleged threat to the country's internal security 对国家内部安全的所谓威胁 an internal flight (= within a country) 国内航班
Extra ExamplesNations should be left to resolve their own internal difficulties. 本国问题应由本国解决。 She was on an internal flight from London to Manchester. 她在从伦敦到曼彻斯特的国内航班上。 The civil war led to considerable internal migration. 内战导致了国内大量居民的迁移。
coming from within a thing itself rather than from outside it 本身的；自身的 happening or existing in your mind 内心的；头脑中的 She struggled with her own internal conflicts. 她与自己的内部冲突作斗争。 internal struggles/strife 内部斗争/冲突
Word Originearly 16th cent. (in the sense ‘intrinsic’): from modern Latin internalis, from Latin internus ‘inward, internal’.