There can be atypical and problematic developments concerning the chromosomal sex as well as the hormonal and gonadal sex. 胚胎发育会发生性发育畸形，它涉及到性染色体，也牵涉到性激素和性腺。
The physiological significance of change of sex steroid levels after coitus will obviously require further investigation. 性交后性腺激素变化的意义有待进一步研究。
美
