单词	cochineal insect
释义	cochineal insect noun : a small red cactus-feeding scale insect (Dactylopius coccus) the females of which are the source of cochineal Example Sentences Recent Examples on the Web The insects are dried and sold to processors, who extract carminic acid, which makes up around 20 percent in dry weight of the cochineal insect’s body. Brittany J. Miller, Smithsonian Magazine, 29 Mar. 2022 Today, Peru is the largest commercial producer of the D. coccus cochineal insect, followed by countries such as Mexico, Chile, Argentina and Spain’s Canary Islands. Brittany J. Miller, Smithsonian Magazine, 29 Mar. 2022 Finally, addition of a gene from the cochineal insect itself provided an enzyme that converted kermesic acid into carminic acid. Brittany J. Miller, Smithsonian Magazine, 29 Mar. 2022 That involves releasing cochineal insects that feed on the cactus, killing it off, but not spreading to any other plant species. Stephanie Bailey, CNN, 9 Dec. 2019 Carmine, a bright-red color, is created by crushing Armenian and Polish cochineal insects, species that are now endangered. Jackie Mansky, Smithsonian, 14 Mar. 2018 Word History First Known Use 1801, in the meaning defined above Medical Definition cochineal insect noun : a small bright red cactus-feeding scale insect (Dactylopius coccus) the females of which are the source of cochineal
随便看	quadraphonics quadraphonies quadrat quadrate quadrated quadrater quadrates quadratest quadratic quadratic equation quadratic form quadratic formula quadratic mean quadratical quadratically quadratics quadrating quadratojugal quadratomandibular quadratrixes quadrats quadratted quadratting quadrature quadrature of the circle

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。