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
- Male peacock: Bah, you are mean, old love sees my oestrus!
雄孔雀：呸，你们下流，老爱看我发情！ - Animal experimental results showed LRSDB could promote the follicular development and make endometrium changes in each oestrus, and restrain hyperplasia of mammary gland.
动物实验证明能促进卵泡发育，使子宫内膜出现各动情周期的变化，抑制乳腺腺体增生。 - Oestrus behavior and insemination of weaning sows in summer were studied using infrared sensor system.
应用红外传感器系统研究了夏季断奶母猪发情行为与配种。 - The Treatments of Different Hormone on Oestrus Synchronization of Xinjiang Brown Cattle
不同激素处理新疆褐牛同期发情的试验 - The test group with PMSG and HCG were compared with the control group in the oestrus rate, conception rate and live farrowing rate.
试验比较了PMSG+HCG与对照组的发情率、受胎率、产仔率等繁殖性能指标。 - 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。 - Transient increase in hair progesterone content was recorded during the behavioral oestrus of the four giant pandas.
在雌大熊猫有发情表现期间，其被毛孕酮含量出现升高。 - 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 LRH-A_3 on Oestrus Induction of Suckler Yak Cows
LRH-A3对全奶母牦牛的诱导发情效果和作用机理初探 - The Regulation of Melatonin 、 LH and FSH on the Seasonal Oestrus of Sheep
MLT、LH和FSH对绵羊季节性发情的调控作用研究