archegonia怎么读，archegonia的音标和真人发音
英音
[ɑ:tʃɪ'ɡəʊnɪə]
美音 [ɑ:tʃɪ'ɡoʊnɪr]
archegonia是什么意思，archegonia的意思是
n.（雌性器官的）藏卵器( archegonium的名词复数 )
archegonia 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- The female gametophyte is represented by the embryosac , the archegonia being absent .
- 雌性配子体存在于胚囊中，颈卵器缺失。
- A similar section through the female plant reveals several bottle-shape archegonia , the female reproductory organs .
- 通过雌株末梢的纵切面所现出的几个瓶状的颈卵器，这就是雌性生殖器官。
- Many forest tree species have multiple archegonia which , after fertilization produce a number of proembryos .
- 许多林木树种都有颈卵器，受精以后便产生许多原胚。
- Ferns produce spores that germinate to form gametophytes which live independently . The gametophytes later develop antheridia and archegonia and produce new sporophytes upon fertilization .
- 蕨类植物通过孢子萌发形成独立生活的配子体，配子体能够形成精子器和颈卵器，进而通过受精作用形成新的孢子体。
热门英文查询