ductless gland

英

美

无管腺，内分泌腺

英英释义

noun

• any of the glands of the endocrine system that secrete hormones directly into the bloodstream
  Synonym:endocrine glandendocrine

双语例句

• Pancreas: Compound gland functioning as Both an exocrine ( secreting through a duct) and an endocrine ( ductless) gland.
  胰脏：混合的腺体，同时具有外分泌腺（经由导管分泌）与内分泌腺（无导管）的功能。
• Ductless gland Most of the post-septal part of the nephridial tube is secretory.
  【解】无管腺，内分泌腺肾管的后隔膜大部分具有分泌作用。