缺口

quēkǒu
  1. nick
  2. jag
  3. gap
  4. shortfall

CEDICT

Entry Composition

1 缺 quē
  1. deficiency
  2. lack
  3. scarce
  4. vacant post
  5. to run short of
2 口 kǒu
  1. mouth
  2. classifier for things with mouths (people, domestic animals, cannons, wells etc)
  3. classifier for bites or mouthfuls