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
- 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。 - 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 - 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 Problem that the Detection of cow oestrus is difficult in detecting is one of all the Problems.
当前我国奶牛养殖存在着各种各样的问题，其中奶牛发情检测难就是其中之一。 - 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 - 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 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。 - 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。 - 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。 - Food with properly increased animal protein should be provided to those at oestrus or with nesting birds;
在发情和育雏期间应适当增加动物性蛋白饲料；