n.装置；设备；策略；设计
The printer is the most commonly used output device after the monitor. 打印机是除显示器外最常用的输出设备。
It's just a tactical device to get over a split in their own Party. 这不过是他的想要克服党内分歧的一种策略。
Sending advertising by mail is very successful as a marketing device. 邮寄广告作为一种营销策略是非常成功的。
The technicians whom we met yesterday had worked out a new automatic device . 我们昨天碰到的那位技术员设计了一种新的自动化装置。
device有“被设计，想出来的东西”的意思。 He devised something by which much time could be saved, but his device did not prove practical.他设计出一些能够节时的东西，但是这些设备被证明是不实际的。
leave him to his own devices是习惯用语，意思是听任他自行其是。要注意的是，这里用的是device的复数形式devices。
n.设备
