| 释义 |
DEFINITIVE EXAMPLES 权威例句〔angiosperm〕A plant whose ovules are enclosed in an ovary; a flowering plant.被子植物:一种胚珠被包在子房里的植物;一种开花植物美国传统〔chalaza〕Botany The region of an ovule that is opposite the micropyle, where the integuments and nucellus are joined.【植物学】 合点:珠孔对面的胚珠内结合珠被和珠心的一个区域美国传统〔integument〕Botany The envelope of an ovule.【植物学】 珠被:胚珠的外皮美国传统 |