defecation

英 [ˌdefəˈkeɪʃn]

美 [ˌdefəˈkeɪʃn]

n.  澄清，净化，通便

复数：defecations　

化学

BNC.30632 / COCA.33834

柯林斯词典

• VERB 排便;排粪
  When people and animalsdefecate, they get rid of waste matter from their body through their anus.
  1. Animals defecate after every meal.
     动物每次进食后都会排粪。

英英释义

noun

• the elimination of fecal waste through the anus
  Synonym:laxationshitting

双语例句

• Objective To investigate the effects of metal exposure on defecation behavior in nematode Caenorhabditis elegans.
  目的研究重金属暴露对秀丽线虫排泄行为的影响。
• The emphasis is on prevention by ensuring clean water, promoting good personal hygiene, and food handling practices, including hand washing and trying to prevent defecation in open areas.
  重点是预防，即确保干净的水，促进良好的个人卫生以及食品处理措施，包括洗手和力图避免在开放地区大便。
• John Doe is this month's "king of defecation".
  这个月的“排便大王”是个无名男子。
• Impact of defecation time and frequency on elderly constipation
  排便时间与次数对老年人便秘的影响
• A hospital bed adapted to facilitate defecation comprises a bed frame and three mattresses covering the whole bed surface.
  一种可以“方便”的病床，包括床架，其特征在于：由三块床垫覆盖整个床面；
• A receptacle for urination or defecation in the bedroom.
  卧室中撒尿和通便的容器。
• Discharge time of the initial meconium, gastric residual milk, the mean daily stool frequency and average daily volume of defecation were recorded in two groups.
  分别记录两组早产儿初次胎便排出时间、胃残留奶量、平均日排便次数、平均日排便量。
• Many patients increased frequency of defecation, thinning, with mucus.
  许多患者排便次数增多，变稀、带有粘液。
• Feces ( or excrement or stools): Solid Bodily waste discharged from the colon through the anus during defecation.
  粪便：身体的固状排泄物，在排粪时由大肠经肛门排出。
• The mattress is equipped with an osculum ( 4) running from top to bottom and a defecation hole ( 6) positioned on the hip of the patient.
  床垫设有上下贯通的排水孔（4）和位于病人臀部的排便孔（6）。