calving

英 [ˈkɑːvɪŋ]

美 [ˈkævɪŋ]

v.  生小牛; 产犊
calve的现在分词

复数：calvings　现在分词：calving　

BNC.44142 / COCA.37276

柯林斯词典

• VERB 产犊;生小牛
  When a cowcalves, it gives birth to a calf.
  1. When his cows calve each year he keeps one or two calves for his family.
     他的母牛每年产犊时,他都给自家留上一两头。
• VERB (象、鲸等)产崽
  Some other female animals, including elephants and whales, are said tocalvewhen they give birth to their young.
  1. The whales migrate some 6,000 miles to breed and calve in the warm lagoons.
     鲸会迁移6,000海里左右,到温暖的环礁湖生殖繁衍。
• （calf 的复数）
  Calvesis the plural ofcalf.

英英释义

noun

• giving birth to a calf

双语例句

• After calving occurs the uterus should return back to its normal condition following a30-40 day period.
  产犊后，子宫应当在接下来的30-40天的时间里恢复到正常状态。
• The negative cation-anionic difference ( DCAD) can increase the concentration of blood-ionized Ca of dairy cow before calving and mitigate responsiveness to Ca homeostatic hormones.
  负的阴阳离子差可以增加血液中离子钙浓度，增强钙平衡调节激素的反应。
• The experiment indicated that the "Cow Calf Injection" could not only increase the percentage of female calves in the calving but also improving the reproductive performance of yellow cattle in the extension of yellow cattle improvement project.
  试验证明，用母犊素处理配种母牛，不仅能大幅度提高母犊出生率，还能提高母牛的部分繁殖性能，值得在黄牛改良中推广应用。
• Time of calving varies with class of country.
  由于各地条件不同，产牛犊的时间也不同。
• The results showed that the average conception rate was 41.86%, the calving survival rate was 91.67%;
  结果表明：平均受胎率为41.86%，产犊成活率为91.67%。
• Analysis of the Effect of Calving Seasons of Cow on Milking Amount
  奶牛不同季节产犊对产奶量影响程度的分析
• Were we falling from within a calving iceberg.
  在断裂的冰山内我们可曾正在下坠。
• Analysis of Factors Effect on Dairy Cattle Calving Interval
  影响奶牛产犊间隔的因素分析
• A high oocyte maturation, fertilization and cleavage rate and a low rate of blastocyst yield and calving following transfer of in vitro produced buffalo embryos have been obtained. The efficiency of IVP in buffalo is much lower than that in cattle.
  水牛胚胎体外生产已获得了较高的卵母细胞成熟率、受精率和卵裂率，但囊胚发育率和体外胚的移植成功率仍较低，水牛IVP胚胎体外生产效率比黄牛低得多。
• The grouping of calving seasons and its effect onthe accuracy of breeding value estimation
  产犊季节的划分及其对估计育种值准确性的影响