The polar and egg nuclei of the female gametophyte are genetically identical.雌配子体中的极核和卵核遗传上是同一的.Protonema ( pl . protonemata ) The young bryophyte gametophyte that develops following spore germination.苔藓植物中直接由孢子萌发形成的结构称为...
她纤细的长发在脑后梳成了马尾辫。Her long, fine hair was swept back in a ponytail.雪莉抓住他的马尾辫，猛地一拽。Grabbing his ponytail, Shirley gave it a yank.鱼鳞天,马尾云,大船降帆莫航行.A mackerel sky and mares'tails make lofty ships carry low sails....