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	isolation isolationism isolationist isolation period isomer isometric isometric projection isometrics isometry isosceles isosceles trapezoid isosceles triangle isotherm isotonic isotope ISP I-spy Israel Israeli Israelite Issachar issuance -issue issue -ist

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