N-COUNT
小器具；精巧的小玩意
A gadget is a small machine or device which does something useful. You sometimes refer to something as a gadget when you are suggesting that it is complicated and unnecessary.
例句
...kitchen gadgets including toasters, kettles and percolators.
烤面包机、水壶、滴滤式咖啡壶等厨用小家电
...the latest gadget for the technology obsessed: pocket-sized computers that you write on with a pen.
面向科技发烧友的最新玩意儿：可在上面用笔书写的袖珍电脑