chalaza
chalaza汉语翻译
【医】 合点(植物), 卵带
chalaza词型变化
chalaza英语解释
名词 chalaza:
- basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined
- one of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell
chalaza详细解释
cha.la.za
n.(名词)【复数】 cha.la.zae[-zô] 或 cha.la.zas Biology One of two spiral bands of tissue in an egg that connect the yolk to the lining membrane at either end of the shell.【生物学】 卵黄系带:鸡蛋内将蛋黄和蛋壳任一端的内膜连接的两个螺旋的带状组织之一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
来源:Greek khalaza [hard lump, hailstone] 希腊语 khalaza [硬块,雹块]
【引伸】
chala.zal
adj.(形容词)