They can detect ultrasound; this means that when a bat approaches, the moth can detect the bat's presence.
它们可以探测到超声波；这意味着当蝙蝠靠近，飞蛾可以察觉到它的存在。
Unfortunately, this means that disk utilities cannot properly detect the presence of such disks.
遗憾的是，这表示磁盘工具不能合理检测这种磁盘的存在。
It can detect the presence of people on the other side of a barrier by distortions to the reflected radio waves caused by their breathing or heartbeat.
它可以通过由人们呼吸和心跳所引发的，反射无线电波产生的扭曲，来探测障碍的另一边是否有人存在。
You detect the presence of your friend's soul through its affects on your friend's body.
你可以检测到你朋友的灵魂的存在，通过它对你朋友身体的影响。
The new camera could go much further, helping to detect the presence in fast-flowing blood of very rare cells, like tumor cells, that might be few in number but signify the early stages of a disease.
新技术将能对快速流动的血液中的细胞进行直接拍摄，有助于尽早发现血流中的少量染病细胞，如瘤细胞等。而这些细胞的存在则通常可以表征出人体疾病的早期症状。
The waves give us a biomarker to test for the presence of these bacteria, even when we can’t detect them with classical techniques like PCR.
这个电磁信号可以作为检测细菌存在与否的生理标记，尤其是当传统的检测方法，比如PCR不起作用的时候。
The waves give us a biomarker to test for the presence of these bacteria, even when we can't detect them with classical techniques like PCR.
这个电磁信号可以作为检测细菌存在与否的生理标记，尤其是当传统的检测方法，比如pcr不起作用的时候。
This bypassed the problems associated with jellyfish collection and made it much easier to use bioluminescent reactions to detect the presence of calcium ions.
这就化解了和捕捉水母有关的难题，并且让使用生物荧光反应来侦测钙离子变得更加简单。
The airborne processing system can simultaneously and continuously detect and track the presence and motion of thousands of small or large targets over an area covering tens of square miles.
机载处理系统能够同时和连续地探测和跟踪数十平方英里面积内出现的数千个小型或大型目标。
The best part at thiscool telephone is that it will call to a preset number every time when thealarm is activated and it will detect a moving presence.
最令人叫绝的地方是，这款电话每次激活警报并发现移动物时都会向一个预设号码拨电话。
In turn, a fluorescent scanner and analysis software are used to detect the probes that have lit up, identifying the presence of viral or bacterial sequences.
用荧光扫描器与分析软件逐个检测带有荧光的探针，识别显现出的细菌或病毒序列。
Rational performance Tester is a tool that will enable you detect the presence and cause of performance bottlenecks in your application before your system goes live.
RationalPerformance Tester是让您能够在系统面世之前就检查出应用程序中的性能瓶颈的存在和原因的工具。
The use of the system developed by id Quantique makes it possible to detect eve's presence almost immediately and to take counter measures.
idQuantique公司开发的这套系统将有可能立即发现伊夫这样的窃密者，并马上采取相应措施。
Scanners at seaports are unable to detect the presence of deadly radiation in cargo containers. Here are just a few of the questions that each candidate should answer
海港的扫描仪还不能探测出集装箱里致命的放射物质。
As products flow through the supply chain, these sensors detect their presence and report the identity of the item and time it was seen.
当产品在供应链中流通时，传感器将检测到它们的出现并报告产品出现的时间及其身份。
In fact, most countries need a sudden explosion of laboratory testing to detect its presence and follow its tracks.
事实上，大多数国家需要突然扩增化验室测试，以检测病毒的存在，追踪其轨迹。
What's interesting about this is that the dogs were able to detect cancer even in the presence of other factors, like tobacco smoke and COPD.
有趣的是，狗甚至能在其他因素(例如烟草烟雾和慢性阻塞性肺病)存在的情况下探查出癌症。
An important and unique feature of quantum cryptography is the ability of the two communicating parties to quickly detect the presence of any third party trying to gain access to the key.
量子密码的一个重要特征是让通讯双方能快速的探知是否有第三方对象企图获得密钥的授权。
Sneakily, some bacteria don't produce these molecules but can still detect their presence and gain the benefits of cooperation without paying any of the costs.
可是有一些细菌暗地里不产生这种分子，但仍能探测到它们的存在并从合作者那里获得好处而不付出代价。
PIR Sensors are used to detect the presence or occupancy of an object.
被动式红外传感器是用来检测对象的存在或占用。
Humans possess no senses that can detect the presence of argon.
人类没有能够探测到氩的存在的官能。
Cornell University sociologists used language software to detect the presence of positive words in 509 million tweets from 2.4 million users in 84 different countries over a two-year period.
康奈尔大学心理学家利用语言软件对Twitter信息中出现的正性词汇进行检测，一共检测了世界上84个不同国家240万用户最近两年在Twitter上发布的5.09亿条信息。
You can detect the presence of back blocks from a failed flash operation (such as an Erase) or an invalid Write operation (discovered through an invalid Error Correction Code, or ECC).
如果flash操作（例如Erase）失败，或者Write 操作无效（通过无效的错误校正代码发现，Error Correction Code，ECC），那么说明出现了坏块。
Humans possess no senses that can detect the presence of nitrogen.
人类没有能够探测到氮的存在的官能。
In order to detect the presence of burst noise in optocoupler device accurately and objectively, a new method was put forward based on singularity of noise.
为了准确客观地检测出爆裂噪声的存在，提出了基于噪声信号奇异性的光耦器件爆裂噪声检测方法。
Use Reflection to detect the presence of that feature and to use it. Do not statically reference members that are only present on 4.5.1.
使用反射来检测的特征和存在的使用它。不静态成员参考，只存在于4.5.1。
Scanning systems onboard the missile detect the presence of the beam and determine how close the missile is to the edges of it.
弹载扫描系统探测波束的存在并且确定其离波束边界的远近。
Scanning systems onboard the missile detect the presence of the beam and determine how close the missile is to the edges of it.
弹载扫描系统探测波束的存在并且确定其离波束边界的远近。
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