hormone

n. 荷尔蒙,激素

The doctor told him that his disease was caused by unbalanced hormone.

医生告诉他他的病是由荷尔蒙失衡引起的。

A chemical, such as a hormone, a fungicide, or an insecticide, that improves the production of crops.

农药，农用化学品用来增加作物产量的化学品，如激素、杀菌剂、杀虫剂