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

• This was calving season, and fellow ranchers watched for coyotes, cougars, wild dogs and, of course, the lone wolf.
  这也是裂冰的季节，同行的农场主们都在监视着丛林狼、美洲狮、豺狗，当然还有单独出来的狼。
• Changes in Plasma Progesterone and 17 β-estradiol Levels of Buffaloes during Parturition and after Calving
  水牛分娩期和产后期血浆孕酮和17β-雌二醇水平的变化
• 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
• 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。
• Our cows will be calving soon.
  我们的牛快生小牛了。
• 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。
• Study on Induction of Double Calving by Low Dosage Gonadotropic Hormone in Yellow Cattle
  低剂量促性腺激素处理诱导黄牛一胎双犊的研究
• 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
• 14 cows were divided into the control and treatment groups on the basis of parity and expecting calving date.
  本实验选用14头年龄、胎次、产奶量、乳成分基本一致的奶牛，分为对照组和试验组。