es·tro·gen /ˈɛstrəʤən/
雌激素
es·tro·gen /ˈɪstrəʤən/ 名詞
雌(甾)激素,雌激素
estrogen
n : a general term for female steroid sex hormones that are
secreted by the ovary and responsible for typical female
sexual characteristics [syn: oestrogen]