sigmoid，英语单词，名词、形容词，作名词时意为“乙状结肠（等于sigmoidal）；S状弯曲”，作形容词时意为“乙状结肠的；C形的；S形的”。
ADJ shaped like the letter S S字母形的
N →see sigmoid colon
The involved parts are rectum, sigmoid, cecum and ascending colon.
涉及的部位是直肠、乙状结肠、盲肠和升结肠。
The rectum and sigmoid colon are at the bottom extending to the right.
图下方至右方示示直肠、乙状结肠。
The left kidney was multicystic dysplastic. The sigmoid colon was extremely distended.
左肾为多囊肾和发育不良，乙状结肠极度扩张。
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