reversible drill
常见例句
- 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.
新型的无线版（电池供电）电钻额定电压14.4伏，它能提供强劲的动力且方便使用，但是也会比有线的版本贵一惟。 返回 reversible drill