two-lip end milling cutter

例句：

1. 1.This two-lip end milling cutter is very useful for cutting wood.
   这种双刃铣刀在切割木材时非常实用。
2. 2.The engineer used this two-lip end milling cutter to make the holes in the metal sheet.
   工程师使用这种双刃铣刀在金属板上打孔。
3. 3.The two-lip end milling cutter was a critical tool in the construction of the bridge.
   这种双刃铣刀是建造桥梁过程中的关键工具。