内部的英文internal

　　We now have a Europe without internal borders

　　我们如今拥有一个内部没有边界的欧洲。

　　The President was ruthless in dealing with any hint of internal political dissent.

　　在处理任何内部政治分歧的苗头时，总统都毫不留情。

　　As spans increase this will become unavoidable for the internal rooms.

　　随着跨度的增加，这种做法对于内部房间是势在必行的。