annulation

[ænjʊ'leɪʃən]
  • 释义

  • 环状物;

  • 双语例句
  • 1、

    Result: A new type fiber - annulation thickening on intracavitary cell wall, was discovered in medical material power.

    结果: 在药材粉末中发现一种新型纤维 — 其腔内细胞壁环纹增厚.

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