封沙育林 fēng shā yù lín

DEFINITIONS

  1. to plant trees in order to stabilize sand (idiom)

CHARACTERS

封 fēng
HSK 4
letter, envelope; feudal
沙 shā
HSK 4
sand, gravel, pebbles; granulated
育 yù
HSK 3
produce, give birth to; educate
林 lín
HSK 4
forest, grove; surname