语文书 / 例句 /

A cow's estrus cycle averages 21 days.是什么意思？

A cow's estrus cycle averages 21 days.

母牛的发情周期平均为21天.

相关词汇
estrus cycle averages days

estrus

n. 动情期，动情周期，发情；

cycle

n. 循环，周期，自行车，时代，一段时间，整套；vi. 周而复始，循环，骑自行车，轮转；vt. 运转，循环，使轮转；

averages

n. 平均水平( average的名词复数 )，（速度等的）平均率，平均估价；

days

n. 天，时期，一天( day的名词复数 )，白天，时期，工作日；adv. 每天，在白天；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
We cannot measure pain directly. It can only be estimated.
我们无法直接度量出疼痛的程度，而只能是作出估计。
Why don't you stick to your perfume ads and leave the espionage to me?
你为什么不做你的香水广告把间谍留给我?
Results Ciprofloxacin lactate injection and the Essentiale are incompatible.
结果乳酸环丙沙星与易善复注射液存在配伍禁忌.
Both the free hydroxyl groups readily undergo esterification.
两个自由羟基,都容易酯化.
Und dann kann ich an fast keinem Espresso macchiato vorbeigehen, ohne ihn zu probieren.
我也很喜欢espresso马奇诺咖啡,不会错过任何一种.
Return to command mode by pressing the ESC key.
藉由按ESC键回到命令模态.
Objective : To explore esthetics in porcelain bridge of lost anterior teeth.
目的: 探讨前牙烤瓷桥修复的美学效果.
Objective : To study the esophageal dynamics in patients with reflux esophagitis ( RE ).
目的: 探讨反流性食管炎 ( RE ) 患者的食管动力学方面的改变.
Treating spayed rats with pregnancy woman urine or estrone increased both uterine and ileal mean amplitude.
二者动作的频率在实验的各种情况下,均不一律.
In many cases this " feminine " word is made by adding - ess.
在很多情况下,这种 ” 阴性 ” 词是利用加词尾-ess而构成的.
We are discussing whether OLS estimator satisfy asymptotic normality.
我们讨论是否OLS估计量满足渐近正态性.
The truck was trundling along the escarpment of the Zambesi valley.
卡车沿着赞比西山谷的绝壁缓缓行进。
Q . Was this the orthodox Jewish Temple or the Essene Temple?
是在正统的犹太人神庙还是艾赛尼派教徒神庙?
Here, from a window, did Guinevere espy a knight standing in a woodman's cart.
吉尼维尔是从这里透过窗户看到了站在樵夫车上的骑士。