concavo-convex

[kɒn'keɪvəʊ'kɒnveks]
  • 释义
  • 凹凸的,一面凹一面凸;凹凸形;

  • 双语例句
  • 1、

    Push the handle gently until the concavo convex parts of both clutches occlude automatically.

    用手轻推手柄待两个离合体的凸凹处重合后便会自行咬合.

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