emery board

名词 n.
中文释义

英文释义

名词 n.
  1. An abrasive strip made by gluing grains of emery onto a rigid material, often used as a nail file.
    — He was known for throwing the “emery ball,” a baseball that had been scuffed with a piece of emery board hidden in the heel of his glove.

词形变化

emery boards plural
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