英语词汇“prostomium”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	prostomium
释义	WordReference Random House Unabridged Dictionary of American English © 2024 pro•sto•mi•um (prō stō′mē əm),USA pronunciation n., pl. -mi•a (-mē ə).USA pronunciation Invertebratesthe unsegmented, preoral portion of the head of certain lower invertebrates. Greek prostómion mouth. See pro-², stoma, -ium Neo-Latin 1865–70 pro•sto′mi•al, adj.
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