英语释义

1. an embryonic structure developed during the segmentation of the egg or oospore before the formation of the true embryo

片语

multicelled proembryo多细胞原胚

proembryo irraidation原胚照射

multicellular proembryo多细胞原胚

Proembryo stage原胚期

early proembryo早期原胚

Nucellar Proembryo珠心原胚

proembryo regeneration愈伤组织原胚形成

proembryo o原胚

proembryo cells原胚细胞

英汉例句

• the embryo initials and suspensor cells showed very weak feulgen positive reaction in the proembryo and young embryo.

  在原胚及幼胚胚原细胞质中也呈现很弱的正反应。

• when the tend period of the globular proembryo in early june, the cell wall of the endosperm free nuclei forms.

  在六月上旬，球形原胚处于末期时，胚乳游离核形成细胞壁。

• during early proembryo stage, the dorsiventrality appears in the proper of the embryo. on the ventral side, the cells are small with dense cytoplasm and few vacuoles.

  原胚初期胚体出现背腹极性，腹面的细胞小，细胞质稠密，液泡较少；

• the degeneration of proembryo in crossing appeared in most cases 8 days after pollination.

  授粉后8天，多数杂交原胚的细胞开始解体。

• there ware two cell proembryo and some endosperm free nucleuses in the embryo sac 7-8 days after pollination;

  授粉后7-8天，在胚囊中见到二细胞原胚及数个胚乳游离核。

• zygotes in the prophase of mitosis and two-celled proembryo became active again in metabolism, for a prominent nucleolus, high density of ribosomes and increased number of polysomes in the cytoplasm.

  合子分裂前期和二细胞原胚期，核仁显着，胞质中核糖体的密度增加， 出现大量多聚核糖体， 细胞代谢活性较强。

• proembryo development is of the capsella-variation of onagrad type.

  原胚发育属柳叶菜型荠菜变型。