The change of hypothalamus - pituitary - gonad ( HPG ) axis is very predominant in this process.下丘脑 - 垂体 - 性腺 轴的变化在衰老过程中尤为突出.This doctor is experienced in treating gonad diseases.这位医生对治疗生殖腺疾病非常有经验.If SRY is missing, the ...

gonad的音标：gonad的英式发音音标为：['gəʊnæd]gonad的美式发音音标为：['goʊnæd]...

n.性腺，生殖腺...