英语词汇“umbo”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	umbo
释义	umbo /um"boh/, n. , pl. umbones /um boh"neez/, umbos. 1. a boss on a shield, as one at the center of a circular shield. 2. any similar boss or protuberance. 3. Zool. the beak of a bivalve shell; the protuberance of each valve above the hinge. 4. Anat. the depressed area on the outer surface of the tympanic membrane. 5. a blunt or rounded protuberance arising from a surface, as on a pine cone scale. [1715-25; < L umbo boss (of a shield), knob, projecting part; akin to umbilicus (see UMBILICUS)]
随便看	central moment central nervous system Central Park Central Powers central processing unit central projection Central Provinces Central Provinces and Berar Central Sudanic central sulcus central tendency Central time. Central Treaty Organization. Central Valley centre centri- centric -centric centrifugal centrifugal box centrifugal casting centrifugal force centrifugalize centrifugal spinning. centrifugate

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