cordless drill

基本解釋

Cordless drill: A 12-volt model will handle most drilling tasks.
無繩鉆頭：一個12伏型號的將會處理大部分鉆井任務。
This is like a giant cordless drill with wheels, "said Dube, who designs pollution measurement instruments for the National Oceanic and Atmospheric Administration."
這好比一個巨人無繩鉆車輪，“校慶加·杜貝說，達芬奇污染測量儀器，為美國國家海洋與大氣管理局。
VSR (variable speed reversible) drill. The newer cordless models are rated at 14.4 volts and offer substantial power and convenience–but at a substantially higher price than corded models.
新型的無線版（電池供電）電鉆額定電壓14.4伏，它能提供強勁的動力且方便使用，但是也會比有線的版本貴一惟。

So, if your fancy, cordless drill doesn't set you apart from the beasts, what does?
NPR: Scientist: Cooking Sets Us Apart From Apes
As the Sears Holdings Corporation continues to post losses and sales declines despite more and more discounting, apparently the only thing standing between DIYs, artisans, and handymen and a new Craftsman 19.2 volt C3 Compact Lithium-Ion Cordless Compact Drill Driver is an actual visit to Sears.
FORBES: Retail Cannibalization