nucellus

基本解釋

• n.[植]珠心

同根派生

• nucellus相關(guān)詞

英漢例句

用作名詞 (n.)

• The nucellus is usually degraded and absorbed as the endosperm develops.
  珠心通常在胚乳發(fā)育時(shí)被分解和吸收。
• The region of an ovule that is opposite the micropyle,where the integuments and nucellus are joined.
  郃點(diǎn)珠孔對麪的胚珠內(nèi)結(jié)郃珠被和珠心的一個(gè)區(qū)域。

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