tool/tul; tuːl/n [C]1 something such as a hammer that you hold in your hand and use to do a particular job 工具: gardening tools 园艺工具a tool kit (=a set of tools) 一套工具see picture at见 BOX1 图2 something that can be used for a particular purpose 工具〔比喻义〕: Computers can be used as a tool for learning. 电脑可以用作学习工具。POWER TOOL