calyx (core) dril

 
  • 萼狀空心鑽;萼狀取芯鑽
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calyx (core) dril的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

名詞 calyx:
  1. (botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and supporting the developing bud; usually green

今日熱詞
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