eprouvette

名词 n.
中文释义

英文释义

名词 n.
  1. A one-piece, fixed-elevation mortar formerly used to test the strength of gunpowder.
    — From there, he’s on to making things like fuses, rockets and an eprouvette, or small cannon.

词形变化

eprouvettes plural epruvette alternative

词源

French éprouvette
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