“anal sphincter”的概念、定义、翻译、参考文献-科学参考

单词	anal sphincter
释义	anal sphincter [`ān·ǝl `sfiŋk·tǝr] ^ANATOMY Either of two muscles, one voluntary and the other involuntary, controlling closing of the anus in vertebrates.
随便看	electron emission electron emitter electron energy level electron energy loss spectroscopy electroneutrality principle electron exchanger electron flow electron gas electron gun electron-gun density multiplication electron hole electron-hole droplets electron-hole recombination electronic electronic absorption spectrum electronically agile radar electronic alternating-current voltmeter electronic altimeter electronic angular momentum electronic attitude directional indicator electronic azimuth marker communications package communication speed communications program communications relay station

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