单词	rectum
释义	rectumrectum /ˈrɛktəm/ noun [countable] Etymology ETYMOLOGYrectum Origin: 1400-1500 Modern Latin rectum intestinum straight intestine science, biology the lowest part of your bowel
随便看	sorrow sorrowful sorrowfully sorry sort sorta sortie SOS so-so sot Sotho sotto voce soufflé sough sought sought-after souk soul soul brother soul-destroying soul food soulful soulfully soulfulness soulless

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