# auxin ##### 词义 - 英：/ˈɔːksɪn/； 美：/ˈɔːksɪn/ - #词性/n (植物)生长素 ##### 例句 - Auxin plays an important role in cotton fiber development . - 生长素影响着棉纤维的发育和伸长。 - However , the mechanism of auxin action is very complicated . - 生长素的作用机制非常复杂的。 - Whenever a plant responds to applied , i.e. , unbalanced , applications of auxin , ethylene is produced . - 当一植物对不平衡地施用生长素起反应时，总是产生乙烯。