返碱 fǎnjiǎn soil salinization Definitions Defs Origin Strokes Stroke Words Sentences Sents 返 fǎn verbnoun to return to return; to go or come back to a place碱 鹼 jiǎn base; alkali (chemistry) a substance that can react with an acid to form a salt, such as a compound that releases hydroxide ions in water, accepts protons, or donates electron pairs
