equipment是不可数名词；
equipment
n.设备;器材;配备;装备；
例句：
Our equipment is top of the range.
我们的设备是最昂贵的。
The equipment is checked on a regular basis.
设备定期进行检查。
The company has been investing in new plant and equipment.
这家公司一直在投资购置新机器和设备。
This piece of equipment is an exciting new development.
这台设备是一项振奋人心的最新研究成果。
The equipment is still at the experimental stage.
这种设备仍处于试验阶段。
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