磨刀

• mill knife
• sharpening
• hone
• sharpen
• stoning

参考释义

磨刀 [mó dāo]

• -
• 短语
  磨刀机 sharpener; knife grinder; knife-machine; knife sharpener; nail cutter grinder; tool sharpener
  磨刀器 knife-grinder
  磨刀砂岩 farewell rock
  磨刀石 knife stone; scythestone; knife grinder; whetstone
  磨刀油 honing oil
  磨刀装置 knife grinder

例句

1. 他正在磨刀。
   He is burnishing the knife.
2. 他们在磨刀石上磨刀子。
   They ground the knife on a grindstone.
3. 他在石头上磨刀。
   He whetted his knife on the stone.