Chalazal英文翻译_Chalazal是什么意思_(内脐的英文)_月亮词典

Chalazal

合点的

常用释义

词性释义

合点的

卵带的

例句

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Seeds obovoid, base rostrate, apex retuse, chalazal knot rounded, ventral holes furrowed from base nearly to apex.

种子倒卵球形，基部具喙，先端微凹，种脐圆形，腹面洞棱槽自基部几乎至先端。

Cell wall of the egg is complete while cellularization, but its chalazal part disappeared when the egg is mature.

细胞化胚囊时期的卵细胞具完整壁；卵细胞成熟时，合点端细胞壁消失；

Chalazal end of mature embryo sac is narrow and elongated.

成熟胚囊的合点端狭长。

Seeds obovoid, apex rounded and retuse, chalazal knot ovate-elliptic, ventral holes obelliptic.

种子倒卵球形，先端圆形和微凹，种脐卵状椭圆形，腹面洞倒椭圆形。

After fertilization, the zygote and the proembryo also lie in the chalazal end.

受精后，合子和原胚亦位于合点端。

The haustorium cellularizated from the micropylar end to chalazal end at the later globular stage.

球形胚晚期吸器自珠孔端向合点端逐渐细胞化。

Petals 7-11 mm; ovary pubescent but not white canescent; seeds with inconspicuous chalazal collar.

花瓣 7-11 毫米；子房具短柔毛但不是白色被灰白毛；种子具不明显的合点领。

the egg apparatus lies in the chalazal end while the antipodal cells lie in the micropylar end.

胚囊极性反转，即卵器位于合点端，而反足细胞位于珠孔端。

Chalazal region morphology on the endotesta of Magnoliaceous seeds and its systematic significance

木兰科种子内种皮合点区形态及其系统学意义

网络释义

内脐

...生或半倒生胚珠从珠柄通到合点的维管束遗迹 4、内脐（chalazal）—— 是胚珠时期合点的遗迹，位于脐条的终点部位， …

更新时间：2025-05-02 15:09