Peripheral unit
[计] 外围设备, 外部设备
🧩 词语组成解析
peripheral
[pə'rɪfərəl]
adj. 外围的;次要的;（神经）末梢区域的;
n. 外部设备;
peri 外层 + pher 带来 + al 属于...的 → adj.外围的;n.外围设备
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
He's got 20/20 vision.
他的视力很正常。
How much ham did you want to buy?
你要买多少火腿？
The purpose of my coming here is to inquire about possibilities of establishing trade relations with your company.
我此行的目的正是想探询与贵公司建立贸易关系的可能性。