单词	episternum
释义	episternum /ˌɛpɪˈstəːnəm / noun (plural episternums or episterna /ˌɛpɪˈstəːnə/) Zoology 1A bone between the clavicles, especially (in mammals) the upper part of the sternum. 1.1(In insects) the anterior part of the side wall of a thoracic segment.
随便看	water-can water candlestick water canker water cannon water carriage Water Carrier water cart water cask water-caster water-cat water cavy water-cell outdwelling out-eat outen out-end outer Outer Banks outer bar Outer Circle outercourse outer-directed outer ear outer edge outer form

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