undetectable

英 [ˌʌndɪˈtektəbl]

美 [ˌʌndɪˈtektəbl]

adj.  看不见的; 察觉不出的; 发现不了的

BNC.33908 / COCA.22327

牛津词典

adj.

• 看不见的；察觉不出的；发现不了的
  impossible to see or find
  1. The sound is virtually undetectable to the human ear.
     这声音实际上是人耳难以听得到的。

英英释义

adj

• barely able to be perceived
  1. the transition was almost indiscernible
  2. an almost insensible change
  Synonym:indiscernibleinsensible
• not easily seen

双语例句

• The sweet smell of success might, in other words, actually be undetectable.
  换句话说，胜利的甜蜜气味是无法觉察的。
• S.defense technology to China, including data on an electronic propulsion system that could make submarines virtually undetectable.
  技术中包括一种让潜艇不可侦测的电子推进系统有关的数据。
• There we read the Buddha's words on how cream of ghee is always present within all forms and modifications of milk, but is undetectable until it has been purified of its obscuring elements.
  那里我们读到佛经的文字如何酥油的精华表现为所有的形式和牛奶的改变，但是它是无法察觉的直到它已经给从它遮蔽的元素之中纯化了。
• It was more likely that the virus was still present but had retreated to undetectable levels in MR stimpson's blood.
  这更象是病毒依然存在，只是血液中病毒的量已经少到检测不出的水平。
• Shock, with diminished consciousness, lack of urine output, cool, moist extremities, a rapid and feeble pulse, low or undetectable blood pressure, and pale skin.
  休克，意识减弱，尿少，体凉，四肢潮湿，脉动快速和微弱，低血压或检测不到血压，皮肤苍白。
• So Plato could still insist things that are invisible in the sense of undetectable can't be destroyed.
  所以柏拉图仍旧可以坚持说无形的东西，无形这里指不能检测到，是不能毁灭的。
• The null result of the Michelson-Morley experiment suggests that the effects of the ether are undetectable.
  迈克耳孙-莫雷实验的否定结果使人想到，以太的效应是不能检查到的。
• In recent years, scientists have demonstrated that subtle chemical variations in many foods, including honey undetectable to the tongue or the naked eye can give a strong indication of where it originated.
  近年来，科学家已证明，在包括蜂蜜在内的许多食物中，通过舌头和肉眼均无法察觉的细微化学变化，可以充分表明其原产地是哪儿。
• Be careful to benchmark before making a decision on this basis: the overhead of Spring AOP proxying is all but undetectable in normal use.
  在这个基础上做决定前要小心基准：SpringAOP代理的负载在通常使用中是无法觉察到的。
• Fine-grained homogeneous rock ( such as basalt) containing minerals undetectable by the naked eye.
  成分细密的同质岩石（如玄武岩）含有肉眼看不见的矿物。