We tested the effect of contraceptive compound of levonorgestrel and quinestrol (coded as EP 1) on the fertility of female Brandt?s voles, gray hamster and mid day gerbils.是什么意思_We tested the effect of contraceptive compound of levonorgestrel and quinestrol (coded as EP 1) on the fertility of female Brandt?s voles, gray hamster and mid day gerbils.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句