relieve
Contents
dài kè
  Means a teacher something and ill, for his lecture
Translated by Google
Instead of full-time teachers to teach
  Instead of full-time teachers teach. "Flower City" in 1981, Phase III: "high school career, substitute teachers, virtually homework help her study."
Translated by Google
English Expression
  1. n.:  take over a class for an absent teacher,  teach for an absent teacher
  2. v.:   teach on behalf of another teacher
  3. vt.:  relieve