基本解释n.乙狀結腸鏡檢查同根派生 英汉例句用作名詞 (n.)Sigmoidoscopy does not reach the upper stretches of the colon.乙狀結腸鏡則無法看到結腸的上半部分。The diagnosis of this lesion was internal hemorrhoids based on sigmoidoscopy.由乙狀結腸鏡診斷此病灶爲內痔。