荷尔蒙的

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

BPA（双酚A）类似女性荷尔蒙雌激素，广泛用于聚碳酸酯塑胶制品中。

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，当人体中含量偏低时，身体里就会一种荷尔蒙，它能帮助肌体最大限度地吸收所摄入。