peripheral
词根词缀：
peripheral adj. 不重要的；外围的
peri 四周 + pher 带来 + al …的，具有…性质的 → 周边带来的 → 外围的
periphery n. 周边，周围环境
peri 周围；靠近 + pher 带来 + y 表名词 → 周边，周围环境
数据来源：新东方英语词汇速记大全
相关例句：
On circuit design, chip peripheral expansion, to achieve temperature control and regulation functions.
通过对电路的设计，对芯片的外围扩展，来达到对温度的控制和调节功能。
The normal response to a drop in body temperature is peripheral vasoconstricition.
体温下降时正常的反应是周围血管收缩。
Let us together with you to create the first-class computer peripheral equipment enterprises struggle.
让我们和您一起打造一流的电脑周边设备企业而奋斗。
Peripheral blood examination, the total number of normal leukocytes, or lymphocytes decreased monocyte increase.
末梢血检查，白细胞总数正常，或淋巴细胞减少，单核细胞增加。
Inflammation of many or all of the peripheral nerves.
多个或全部外围神经发炎。
Objective To investigate peripheral blood T lymphocytes in patients with cervical cancer and NK cells and its clinical significance.
目的探讨宫颈癌患者外周血T淋巴细胞及NK细胞的检测的临床意义。