安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- MACHINE Definition Meaning - Merriam-Webster
The meaning of MACHINE is a mechanically, electrically, or electronically operated device for performing a task How to use machine in a sentence a mechanically, electrically, or electronically operated device for performing a task; conveyance, vehicle; especially : automobile… See the full definition
- Machine | Definition, Mechanisms Efficiency | Britannica
machine, device, having a unique purpose, that augments or replaces human or animal effort for the accomplishment of physical tasks This broad category encompasses such simple devices as the inclined plane, lever, wedge, wheel and axle, pulley, and screw (the so-called simple machines) as well as such complex mechanical systems as the modern automobile
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