power tool

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a tool driven by a motor (Freq. 3)
• Hypernyms:
machine, tool
• Hyponyms:
buffer, polisher, burr, drum sander, electric sander,
sander, smoother, hammer, power hammer, plane, planer,
planing machine, power drill, power saw, saw, sawing machine, router,
stamping machine, stamper