angiosperm造句
The life cycle of maize is that of a typical
angiosperm.
玉米的生活史是被子植物中比较典型的.
Other
angiosperm cultures based on totipotent cells could be adapted to similar ends.
其它用全能细胞的被子植物培养能够适合于类似的目的.
Most
angiosperm ovules possess two integuments, while gymnosperms usually have only one.
大多数被子植物的胚珠有两层珠被, 而裸子植物通常只有一层.