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单词 parallel knife
释义

Definition of parallel knife in English:

parallel knife

noun
  • A knife having two close-set parallel blades, used for cutting thin sections of a specimen for inspection under a microscope.

Origin

Late 19th century; earliest use found in Edward H. Knight (1824–1883), patent lawyer and expert in mechanics.

 
 

Definition of parallel knife in US English:

parallel knife

noun
  • A knife having two close-set parallel blades, used for cutting thin sections of a specimen for inspection under a microscope.

Origin

Late 19th century; earliest use found in Edward H. Knight (1824–1883), patent lawyer and expert in mechanics.

 
 
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更新时间:2025/3/3 21:34:57