| 释义 |
DEFINITIVE EXAMPLES 权威例句〔embryo〕Botany The minute, rudimentary plant contained within a seed or an archegonium.【植物学】 胚芽:小的,初级的植物包含有一个种子或颈卵器美国传统〔monoicous〕Having archegonia and antheridia on the same plant; bisexual.雌雄同株的:在同一株植物上有颈卵器和精子囊的;两性的美国传统〔venter〕Botany The swollen lower portion of an archegonium containing the egg.【植物学】 颈卵器腹:颈卵器的隆起的下部,内含卵细胞美国传统 |