screwdriver

详细解释:n. 螺丝起子
【机】 活动扳手

英语解释：

名词 screwdriver:

a hand tool for driving screws; has a tip that fits into the head of a screwa cocktail made with vodka and orange juice

例句：

Here, cop hold of the screwdriver while I try the hammer.喂，握住这把改锥，我用　头试试。