荷尔蒙的

BPA is a known estrogen mimicker that is used in the production of polycarbonate plastic.

BPA（A）类似女性荷尔蒙雌激素，广泛用于聚碳酸酯塑胶制品的生中。

Zemel says that when calcium levels are low, the body releases a hormone that helps squeeze the most out of every available milligram of the mineral.

泽莫尔博士说，当体中的钙含量偏低时，身体里就会生一种荷尔蒙，它能帮助肌体最大限度地吸收所摄入的钙。