六级Economists' failure to detect the problems in time.

经济学家未能及时发现问题。

四级When the rats detect the smell, they stop and rub their legs to indicate a sample is infected.

当老鼠检测到气味时，它们会停下来摩擦腿，以表明样本已被感染。

四级The tests are designed to detect subtle ( ' , 细微的) changes in mental function, and involve solving puzzles, recalling words and details from stories, and identifying patterns in collections of letters and symbols.

这些测试旨在检测细微的（'，细微的) 心理功能的改变，包括解决谜题，回忆故事中的单词和细节，识别字母和符号集合中的模式。

高考If you studied pictures that ancient people left on rock walls and you tried to determine their meaning, you would not detect a deep interest in romance among the artists.

如果你研究古人遗留在岩壁上的画，并试图确定它们的含义，你就不会发现艺术家们对浪漫的浓厚兴趣。

高考Many animals give off pheromones — natural chemicals that can be detected by, and then can produce a response in, other animals of the same species.

许多动物会释放信息素，这是一种天然化学物质，可以被同一物种的其他动物检测到，然后产生反应。

四级Dogs may have learned to detect threat signs from humans and respond by trying to make peace, according to researcher Sanni Somppi.

研究人员Sanni Somppi表示，狗可能已经学会了检测人类发出的威胁信号，并通过尝试实现和平做出反应。

六级When they detect an extended dry period, they divert their metabolisms, producing sugars and certain stress- associated proteins and other materials in their tissues.

当他们检测到一个延长的干旱期时，他们会转移他们的代谢，在他们的组织中产生糖和某些与压力相关的蛋白质和其他物质。

六级The company might be very optimistic, but the ability of their machine to detect deception has not provided credible proof.

该公司可能非常乐观，但他们的机器检测欺骗的能力并没有提供可靠的证据。

四级The team behind the article and video in question make no mention of the system, or whether or not it detected them.

这篇文章和视频背后的团队没有提到这个系统，也没有提到它是否检测到了它们。

四级Wireless devices will transmit signals so as to activate the alarm once something wrong is detected.

无线设备将发送信号，以便在检测到错误时激活警报。

高考In contrast, humans do not seem to be as gifted as other animals at detecting such chemicals.

相比之下，人类在检测此类化学物质方面似乎没有其他动物那么有天赋。

六级The robots are equipped with many sensors to identify conditions of the environment, cattle and food, using thermal and vision sensors that detect changes in body temperature.

这些机器人配备了许多传感器，利用检测体温变化的热传感器和视觉传感器来识别环境、牛和食物的状况。

考研To find out if this extends to non-living beings, Loleh Quinn at the University of California, San diego, and her colleagues tested whether rats can detect social signals form robotic rats.

为了查明这是否延伸到非生物，圣地亚哥加利福尼亚大学的Loleh Quinn和她的同事们测试了老鼠是否能从机器人鼠身上检测到社会信号。

四级If they detect something wrong while the system is armed, they'll transmit a wireless alert signal to a base station that will then raise the alarm.

如果他们在系统启用时检测到错误，他们将向基站发送无线警报信号，然后基站将发出警报。

四级The tests are designed to detect subtle changes in mental function, and involve solving puzzles, recalling words and details from stories, and identifying patterns in collections of letters and symbol.

这些测试旨在检测心理功能的细微变化，包括解谜、回忆故事中的单词和细节，以及识别字母和符号集合中的模式。

四级Certainly, there are people over age 75 who have had cancers detected by routine screening, and gained several extra years of life because of treatment.

当然，有75岁以上的人通过常规筛查发现患有癌症，并因治疗而多活几年。

四级So when a French submarine (潜水艇) detected the device's homing signal five days later, the discovery marked a huge step toward determining the cause of a tragedy in which 152 passengers were killed.

那么当一艘法国潜艇(潜水艇) 五天后检测到该装置的寻的信号，这一发现标志着在确定造成152名乘客死亡的悲剧原因方面迈出了一大步。

四级This gives rats the ability to detect slight smells.

这使老鼠能够察觉轻微的气味。

四级As a result, some rats are being put to work to detect.

结果，一些老鼠被投入到检测工作中。

六级Interrupt him whenever he detected a mistake.

每当他发现错误就打断他。