这些囊胚细胞, 称卵裂球, 每个细胞都有一套二倍体染色体组.The cells of the blastula , called blastomeres, also each receive a full diploid set of chromosomes.桑椹胚形成于''.'囊'.''胚之前且处于胚胎''.'期'. '�...
...a small blue sign with white lettering.一块蓝底白字的小招牌The book’s cover has white lettering on a blue background.本书封面为蓝底白字。The book's cover has white lettering on a blue background.本书封面为蓝底白字.The lettering on the graves...
The soup was thin and clear, yet mysteriously rich...汤又稀又清，味道却出奇地浓。Shortly before Christmas, he was mysteriously taken ill...圣诞节前不久,他突然不明原因地病倒了。The lights mysteriously failed, and we stumbled around in complete darkness....