大便色黑dà biàn sè hēi

black stool;black feces

• typewriter
• typhoon
• typical
• typist
• tyranny
• tyrant
• tyre
• uganda
• ugly
• uk
• ultimate
• ultimately
• ultrasonic
• ultraviolet
• uluru
• umbrella
• un
• unable
• unaffordable
• unanimous
• unbearable
• unbiased
• uncertain
• uncle
• uncomfortable