口

• There are n't many people in his family .
  他家人口不多。
• He's hanging on here by the skin of his teeth as it is .
  他在这里只能混口饭吃吃。
• The patient is given food either by mouth or by vein .
  经过口或静脉给予病人食物。
• He kept silence and drew the curtain on his secret .
  他封了口，对其秘密隐讳不提。
• He spat into the soup, then cocked his head .
  他往汤里吐了口唾沫，接着便扬起头来。
• You owe it to yourself to say it .
  这话亏你说得出口。
• She therefore sipped her wine and finished her chicken .
  她于是呷了口酒，把鸡吃完。
• The sick dog foamed at the mouth .
  那只病狗口吐白沫。
• Our foreign population is growing .
  外来人口在增长。