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单词	estrous cycle
释义	estrous cycle noun : the correlated phenomena of the endocrine and reproductive systems of a female mammal from the beginning of one period of estrus to the beginning of the next called also estral cycle, estrus cycle Example Sentences Recent Examples on the Web Moreover, the amount of grooming changed over the course of a female’s estrous cycle, which is similar to the human menstrual cycle but lasts only four to five days. Debra A. Bangasser, Scientific American, 1 Nov. 2016 The fact is that any does not bred a month before, as well a number of fawns entering their first estrous cycle, will come into heat now, and mature bucks are not going to pass up an opportunity to breed. Scott Bestul, Field & Stream, 20 Oct. 2020 Word History First Known Use 1900, in the meaning defined above Medical Definition estrous cycle noun : the correlated phenomena of the endocrine and generative systems of a female mammal from the beginning of one period of estrus to the beginning of the next called also estral cycle, estrus cycle
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