implement a tool or an instument,often one that is quite simple and that is used outdoors. 工具,器具,(常指)简单的户外工具. 例如:agricultural implements农具. instrument 1.a tool or device used for a particular task,especially for delicate or scientific work. 2.=musical instrument 1.(我的翻译)用于特殊任务(目的),尤其是精密或者科学工作中. 2.乐器. 例如:surgical/optical/precision instruments外科器械,光学仪器,精密仪器. 还有其他意思我就不说了,我觉得你应该问的是这个区别吧!希望对你有用!