- 重点词汇
- 大便
faeces; feces; stool; shit; motion; excrement; crap; bowel movement; defecation; poop; defecate; have a bowel movement; relieve the bowels
Stool flushing valve
Stool flushing valve
faeces; feces; stool; shit; motion; excrement; crap; bowel movement; defecation; poop; defecate; have a bowel movement; relieve the bowels