gadget [ˈgædʒɪt]

以下由轻松背单词网站提供

n.小巧的机械，精巧的装置，小玩意儿

a small device or machine with a particular purpose

This gadget isn't much good. 这小机械没什么用处。
She has invented a nifty little gadget for undoing stubborn nuts and bolts. 她发明了一种灵巧的小工具用来松开紧固的螺母和螺栓。