a collection of small devices or machines with a particular purpose

We've got a juicer, a blender, a coffee grinder - all kinds of kitchen gadgetry. 我们有一台榨汁机，一台搅拌器，一台咖啡研磨机——各种各样的厨房小设备。

He surrounded himself with the latest, most expensive electronic gadgetry. 他身边是各种各样最新、最昂贵的电子小工具。