口

• There are five people in the family altogether .
  全家大小五口。
• The tumor may prolapse through the orifice .
  肿瘤可脱出幽门口。
• Such words do not become a scholar .
  那样的话不像出自学者之口。
• My family has outgrown our house .
  我家人口增加得房屋不够住了。
• A light showed under julia's door .
  朱丽娅的房门口闪着一盏灯。
• The oil well delivers 500 tons a day .
  这口油井每天喷油500吨。
• He made excuses to linger on the stairs .
  他找借口故意在楼梯口上磨磨蹭蹭。
• Its transit failed to produce the desired stamp .
  出票口却并没有邮票出来。
• Yours is the most populous country on earth .
  你们是世界上人口最多的国家。
• Place the tester adapter over the opening .
  把试验器连接装置放在加油口上。