
好词典

源自拉丁语 'rectum',意为'直的',指肠道的末端部分相对较直。
❶ 直肠,人体消化系统的末端部分,连接结肠和肛门,主要负责储存粪便直至排出。
“The doctor examined his rectum for any signs of disease.”
(医生检查了他的直肠是否有疾病迹象。)
“The rectum is the final section of the large intestine.”
(直肠是大肠的最后一段。)
rectal exam — 直肠检查,医生用手指或仪器检查直肠以诊断疾病或异常情况。
“The patient underwent a rectal exam to check for hemorrhoids.”
(病人接受了直肠检查以确认是否有痔疮。)