期;
;oestrogens and androgens are easily interconverted in the laboratory.
实验室里很容易让雌雄两种激素互相转换。
oestrogens and androgens are easily interconverted in the laboratory.
实验室里很容易让雌雄两种激素互相转换。
Pyometra is prevented, either due to the removal of the organ (when ovariohysterectomy is performed) and/or because of the lack of female sex hormones (oestrogen and progesterone) after spaying.
子宫积脓是可以防止的，拿掉子宫（
）之后。因为很少的女性荷尔蒙会产生之后。
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