磷酸盐岩 lín suān yán yán

DEFINITIONS

  1. phosphorite
  2. phosphate rock

CHARACTERS

磷 lín phosphorus; water rushing between
酸 suān
HSK 4
tart, sour; acid; stiff; spoiled
盐 yán
HSK 4
salt
岩 yán
HSK 6
cliff; rocks; mountain