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 trial period persisted from ablactation last time to next oestrus in sows.
试验期为母猪的上次断奶始至下次断奶发情止。 - 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。 - Effects of hormone dosage, interval time of hormone injection, oestrus period, season and temperature influenced on mouse superovulation were studied in this experiment.
分析了激素剂量、激素注射间隔时间、发情周期、季节和温度对小鼠超排效果的影响。 - 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 - Oestrus was checked by means ofthe observing vulva and vaginal smear.
发情检查采用外阴观察并结合阴道涂片。 - 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。 - 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 - 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。 - 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。 - 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