any of a class of plant hormones that promote cell division and delay the senescence of leaves
同义词：kinin
cytokinin详细解释
cy.to.ki.nin n.（名词）Any of a class of plant hormones that promote cell division and growth and delay the senescence of leaves.细胞分裂素：一种促使细胞分裂和生长并且延迟叶子枯萎的植物激素
