单词	prochorion
释义	prochorion noun pro·​chorion (ˈ)prō+ plural prochorions or prochoria : any of several structures surrounding the blastodermic vesicle in some animals (as rodents) especially : a gelatinous coat that is probably a secretion of the uterine glands prochorionic (¦)prō+ adjective Word History Etymology New Latin, from pro- entry 1 + chorion
随便看	phenanthryl phenarsazine chloride phenates phenazine phenazines phenazins phencyclidine phencyclidines phene phenes phenethyl phenethylamine phenetic pheneticist pheneticists phenetics phenetidin phenetidine phenetidines phenetole phenetoles phenetols phengite phengites phengitic

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