oestrus
英 [ˈiːstrəs]
美 [ˈestrəs]
n. (雌性动物的)动情期
BNC.47655
牛津词典
noun
- （雌性动物的）动情期
a period of time in which a female animal is ready to have sex
英英释义
noun
- applies to nonhuman mammals: a state or period of heightened sexual arousal and activity
双语例句
- The concentration of LH arrived at the highest value on the day of oestrus and decreased gradually after that day.
促黄体素的含量在发情当日达到最高值以后逐渐下降。 - So far 1801 oestrus cycles has been monitored.
本试验共监测了1801个发情周期。 - Effect of implanting melatonin on the weight and oestrus of sheep
褪黑素埋植对绵羊体重和发情的影响 - The Secretory Characteristics of FSH 、 LH 、 E_2 and P of Laiwu Black Goat during the Oestrus cycle
莱芜黑山羊发情周期中FSH、LH、E2和P的分泌规律 - An Inquiry into the Oestrus Authentication And Timely Breeding Of Cows Research on Different Reproduction Hormone to Estrous Synchronization of Holstein
对奶牛的发情鉴定与适时配种的探讨不同生殖激素对奶牛同期发情效果的研究 - Bactrian camels have their own reproductive physiological characteristics such as seasonal oestrus and ovulation inducement.
双峰驼具有独特的繁殖生理机能，是季节发情、诱导排卵的动物。 - Study on synchronization oestrus of reindeer
驯鹿同期发情的初步研究 - Body Condition Score of Different Reproductive Types of Female Yak in Oestrus and Perinatal Period
不同繁殖类型的牦母牛在发情期和围产期的体况评分 - Effect of Implant of Melatonin on the Weight Increasing and Oestrus of Sheep
褪黑素埋植对非繁殖季节绵羊发情和血浆中激素的影响 - When gilts or sows enter oestrus in their reproductive cycles ( about 21 days long) they are ready to be bred.
小母猪和大母猪的发情期大概是21天，这是她们的生理循环周期。