of, relating to, or situated on the edge or periphery of something 外围的,边缘的 the peripheral areas of Europe. 欧洲的边缘地区。 ■of secondary or minor importance; marginal 次要的;无关紧要的 she will see their problems as peripheral to her own. 她会认为他们的问题与她自己的相比是微不足道的。 ■[attrib.](of a device) able to be attached to and used with a computer, though not an integral part of it (计算机设备)外围的 ■(Anatomy)near the surface of the body, with special reference to the circulation and nervous system (剖)体表的 lymphocytes from peripheral blood. 体表血液的淋巴细胞。