GbEng
便秘有困难的、不完全的或不经常从肠道排泄干燥且硬的大便 Difficult, incomplete, or infrequent evacuation of dry, hardened feces from the bowels.
他每天大便两次。 He goes to stool twice a day.
你的大便里有血或粘液吗? Be there any blood or mucus in your stool?