But until 6 or 7 weeks after fertilization, both 'XY' and 'XX' embryos have identical gonads.

但直后67周，XY和XX胚胎都有相同的生殖腺。

The hypothalamic-pituitary-gonadal axis is a system of hormone signaling between the hypothalamus, pituitary gland, and gonads, either the testes or ovaries, to control sexual development and reproduction.

下脑-垂体-性腺轴是下脑、垂体与生殖腺（睾丸）之间的激素信号转导系统，控制性发育和生殖。