We only had two weeks to rehearse the play.

She periodically rehearses her screams and laughter.

她偶尔会排练一下自己的尖叫声和笑声

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The police used tracker dogs to find the criminal.

警察用警犬寻找罪犯。

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The system could also be used in incidents with an armed offender where it would be dangerous to send officers into a situation, but Detective Constable Boyd said police dogs were expensive to train and the Cambridgeshire service would not use the equipment in that way.

该装置还可用来对付武装的罪犯，因为派遣警官去处理可能有危险。但波伊德警官说，警犬的训练十分昂贵，因而剑桥郡的警署不会这样使用该装置。

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The normal electrocardiograms ( ECGs) from 24 leads, including standard limb leads, augmented unipolar limb leads, unipolar chest leads and apex base lead ( A B), of 90 healthy police dogs were traced and analysed.

描记了90只警犬标准肢导联、加压单极肢导联、单极胸导联、A－B导联等共24个导联的心电图。

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Systematic diagnoses confirmed that some police dogs and homing pigeons in a police dog breeding farm and homing pigeon farm died of chronic poisoning caused by feeding with sorghum containing Diphacine-Na.

通过系统诊断确诊，某警犬育种场和信鸽育种场死亡的警犬和信鸽，系食用含敌鼠钠盐（Diphacine&Na）的高粱而引起的慢性中毒。

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Their brains are very silly, and their vision is poor, but they have strong sense of smell and hearing. Police dogs have good noses for following criminals' trails.

犀牛头脑比较迟钝，视觉很差，但嗅觉和听觉敏锐。警犬的嗅觉对罪犯留下来的痕迹特别敏锐。

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Police dogs, of course, are not an unusual sight in the transit system, nor are service dogs, aiding people who are blind or otherwise disabled.

当然，公交系统中警犬不是罕见的景象，帮助盲人和其他残疾人的导盲犬也不是。

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Think of the civil rights movement, and the photos of protesters being attacked by police dogs and pummeled by high-pressure fire hoses.

想到民权运动，我们就会想到那一张张捍卫民权运动的人被警犬攻击或者被高压灭火水珠冲击的照片。

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Adesanya is charged with misdemeanor for assaulting the 2 police dogs and for unlawfully entering White House ground.

艾德桑亚因袭击两只警犬及非法闯入白宫被控以较轻罪行。

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Police dogs were also on duty to check on bus stations, and passengers were required to be checked before boarding.

警犬也已经在公交车站上岗，上车前乘客都需要检查。

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Police dogs and heroic rescue dogs are often on the news, but did you know there are also police cats?

新闻中常常出现警犬和英雄营救犬，但人们可否知道还有猫咪警察的存在？

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Barry is one lucky dog and is obviously grateful for this chance to start a new life with the Police Dogs Unit.

巴里是一只幸运的狗狗，它对自己在这里开始的新生活充满感激。

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Barry's life of misery came to an end after the Police Dogs Unit took him under their wing.

巴里被警犬中心带走并在那里接受训练，而它的悲惨生活也就此结束。

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On Smelling Principle of Police Dogs Chasing

论警犬追踪的气味原理

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British police dogs fitted with protective boots!

英国警犬有鞋穿啦！

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Thereafter they will be officially called Police Dogs.

然后它们就可以被正式称为‘警犬’啦。

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The Characteristic of the Smelling Identification of Police Dogs as a Proof

警犬气味识别结论的证据属性

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Commonly used as guard dogs, watch dogs, or police dogs.

通常被养为保安犬，看门狗或警犬。

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Police dogs are often very intelligent.

警犬一般都很聪明。

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Police dogs are but rarely called upon to do their duty;

警犬不大有执行职务的机会；

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