"mushroom," 1570s, from Middle French champignon (14c.), with change of suffix, from Old French champegnuel, from Vulgar Latin *campaniolus "that which grows in the field," from Late Latin campaneus "pertaining to the fields," from campania "level country" (see campaign (n.)).
实用例句
1. Kelp is rich in acid , champignon is rich in guanylate, and carp is rich inosinic acid.