estrus是什么意思_estrus怎么读_中英文释义(含例句用法)

estrus (n.): 1850, "frenzied passion," from Latin oestrus "frenzy, gadfly," from Greek oistros "gadfly; breeze; sting; anything which makes one mad, mad impulse," perhaps from a PIE *eis- (1), forming words denoting passion (see ire). First attested 1890 with specific meaning "rut in animals, sexual heat." Earliest use in English (1690s) was for "a gadfly." Related: Estrous (1900).

词态变化

权威造句

1. The next estrus was delayed.: 下一次发情推迟了.

2. A cow"s estrus cycle averages 21 days.: 母牛的发情周期平均为21天.

3. Anestrus ( absence of estrus ) is not a disease but a sign of a variety of conditions.: 乏情不是一种疾病,而是一种多方面的体态迹象.

4. In cows and many other animals, the female is in estrus just before ovulation.: 母牛和许多其他的雌性动物都正好是在排卵前发情.

5. During estrus, the female is fertile and will accept a male.: 在发情期, 母犬可以接受交配并且具有生育能力.

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近反义词

induced estrus 人工诱变发情...

estrus synchronization 发情同步化,发情同期...

dull estrus 微弱发情

abnormal estrus 异常发情

synchronized estrus 同期化发情

quiet estrus 安静发情

feeble estrus 短发情

still estrus 安静发情

postweaning estrus 断奶后发情

synchronous estrus 同期发情

estrus detection 发情检查

postpartum estrus 产生动情期

estrus cycle 发情周期

anovulatory estrus 不排卵发情

相似短语

cow in estrus 发情母牛

postpartum estrus 产生动情期

recurrence of estrus 重复发情

detection of estrus 发情检查

induced estrus 人工诱变发情

symptom of estrus 发情症状

anovulatory estrus 不排卵发情

duration of estrus 发情持续期

estrus detection 发情检查

estrus in gestation 妊娠发情

单词分析

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记忆方法

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estrus是什么意思，estrus怎么读

estrus基本信息

英英释义

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