plant hormone
plant-hormone的词性:
n.(名词)
1. Any of various hormones produced by plants that control or regulate germination, growth, metabolism, or other physiological activities.Also called phytohormone
植物激素:各种由植物产生的激素之一,能够控制或调节发芽、生长、新陈代谢或其它生理活动也作 phytohormone