oestrogen
(also esp US estrogen ) n [U, C]
any of a group of female sex hormones, produced by the ovaries, which develop and maintain the characteristic features of the female body, eg large breasts, and prepare the body for pregnancy 雌激素
an oestrogen deficiency 雌激素缺乏. Cf 参看 progesterone.
🗣️ 情景例句
I'm not surprised.
我一点也不觉得奇怪。
Is it true that manufacturing of automobiles is a major industry?