Peripheral device
外围设备
🧩 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
🗣️ 情景例句
What, Harry?
什么 ，Harry？
Before you decide, have a good taste of Marie's cake.
没吃之前先别作决定，且先尝尝玛丽可口的蛋糕。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。