screw-driver bit

基本解释

• 螺絲刀

英汉例句

雙語例句

• The utility model provides a single-hand operating screw-driver bit with clamp device belonging to the tools field, and comprises a handle, a tool bar and a clamp device.
  本實用新型提供了一種帶夾緊裝置的單手操作螺絲刀，屬於工具領域。
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专业释义

機械工程

• 手鑽尖頭