pre-teach

短语

考试（或练习）前教授（新词等）；先期教授

词形变化

pre-teaches 三单 pre-teaching 现在分词 pre-taught 过去式 pre-taught 过去分词

释义与例句

v.
  1. 1.

    To teach something (an idea, a word) before using it in a real situation.

词源

From pre- + teach.

来源：wiktionary