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.A similar section through the female plant reveals several bottle - shape archegonia , ...
Present Day : Linc pitches the idea of raiding the General's limo.镜头闪回至现在,林肯建议使用这个老办法来突袭“将军 ” 的座驾.Countryside robbers are learning the ways of the wild west by stampeding cattle to distract farmers before raiding th...