环保科学 huán bǎo kē xué

DEFINITIONS

  1. environmental science

CHARACTERS

环 huán
HSK 3
jade ring or bracelet; ring
保 bǎo
HSK 4
protect, safeguard, defend, care
科 kē
HSK 4
section, department, science
学 xué
HSK 1
learning, knowledge; school