n.性腺；生殖腺

At this stage the gonad is indifferent. 此時，不能辨認(rèn)性別而稱之為未分化性腺。

The effect of cadmium on the female gonad was shown to have the extrous cycle delayed and the proportion of atresic follicle increased. 鎘的雌性性腺生殖毒性可表現(xiàn)為動情周期的明顯延長，卵巢細(xì)胞生長發(fā)育過程的明顯障礙。

This doctor is experienced in treating gonad diseases. 這位醫(yī)生對治療生殖腺疾病非常有經(jīng)驗(yàn)。

n.促性腺激素