juvenile hormone

juvenile-hormone的词性：
n.（名词）

1. A hormone in arthropod larvae that inhibits ecdysone, thereby preventing molting and the development of larvae into adults until its level drops.
保幼激素，返幼激素：节肢动物幼虫体内抑制蜕皮激素的一种荷尔蒙，可阻止蜕皮和幼虫发育成成虫直至该激素的数量减少