ootid

1. Methods: Transvaginal ultrasound was carried out in 110 patients for the diagnosis, cyst puncture, and monitored ootid collection.
   方法：采用经阴道超声对110例妇科疾病进行了诊断，对盆腔囊性包块穿剌治疗，并对不孕症患者监测排卵穿剌取卵。
2. The apomixis embryos of walnut developed from ootid. So it belonged to the parthenogenesis type.
   核桃无融合生殖胚由卵细胞发育而来，属孤雌生殖类型。
3. Ootid divided spontaneously into 2 and 4 cell proembryo and multicell globular proembryo. In the end it developed into apomixis embryo.
   卵细胞自发分裂形成2细胞原胚，4细胞原胚到多细胞球型原胚，进一步发育为无融合生殖胚。
4. The mature ootid has the outer membrane with complex structure.
   卵细胞成熟时，有卵外膜，结构复杂。

noun

1. mature ovum after penetration by sperm but before the formation of a zygote