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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
Invertebrates
the 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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tropeolin d
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trophallaxis
trophi
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trophically
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trophoblastic
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trophozoite
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更新时间:2025/7/31 11:45:01