有奖纠错
| 划词

Simple ovary, the placentation is brink.The ovules are campylotropous.The ovule is bitegmic and crassinucellate.The megaspore archesporium is initiated from sub-epidermis of nucellus.

沙冬青子房单心皮1室,缘胎座,弯生胚,胚被、厚心。

评价该例句:好评差评指正

用户正在搜索


frequency-converter, frequency-discrimination, frequency-doubled, frequency-locking, frequencyspectrometer, frequency-transformer, frequent, frequentation, frequentative, frequenter,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接