A sphere of activity or interest is a particular area of activity or interest.
近义词field
双语例句例： the sphere of international politics.
国际政治领域。
例： nurses, working in all spheres of the health service.
在医疗卫生各个领域工作的护士。
A sphere of activity or interest is a particular area of activity or interest.
近义词field
双语例句例： the sphere of international politics.
国际政治领域。
例： nurses, working in all spheres of the health service.
在医疗卫生各个领域工作的护士。