語言誓約 yǔ yán shì yuē

DEFINITIONS

  1. language pledge (to speak only the target language in a language school)

CHARACTERS

語 yǔ language, words; saying, expression
言 yán
HSK 4
words, speech; speak, say
誓 shì
HSK 6
swear, pledge; oath
約 yuē treaty, agreement, covenant