fertile period
英漢例句
- It was a productive and fertile period.
這是一個碩果累累的時期。 - Can menstruation also defer be fertilized period?
月經(jīng)推遲受精期也會推遲嗎? - Many methods carry health risks; barrier devices and avoidance of intercourse during the most fertile period are safest.
許多避孕方法會損害健康;最安全的方法包括使用阻隔式避孕器以及危險期推算法。 - Hormone analysis showed that the calling behaviour of copulating females was unrelated to their fertile period and likelihood of conception.
因此,嚎春可能是雌猩猩用以向高級別雄性展示自己的有效策略,在混淆其配偶的真實身份后,利于其在以后獲得源自這些高階層人物的支持。 - However, signs of proestrus are not obvious in some bitches.To catch the peak fertile period, a veterinarian may need to perform hormone tests or examine vaginal smears under a microscope.
然而,有的母犬發(fā)情前期的表征不是非常明顯,難于準(zhǔn)確掌握,因此,為了在最適合交配的時間進(jìn)行配種,可能需要獸醫(yī)進(jìn)行激素量的檢測或者是用顯微鏡檢驗陰道分泌物。