undetectable 英 [ʌndɪ'tektəb(ə)l]   美 ['ʌndɪ'tɛktəbl]

undetectable

undetectable  英 [ʌndɪ'tektəb(ə)l] 美 ['ʌndɪ'tɛktəbl]

adj. 发现不了的;无法觉察的 

''If this continues into the future very soon our world will become undetectable. 如果这种情况持续至未来,我们的世界很快就不易被发现了。
Polar Bears are nearly undetectable by infrared cameras, due to their transparent fur. 红外线摄像机几乎探测不到北极熊,因为它们的皮毛是透明的。

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  • adj. 发现不了的;无法觉察的
  • 1. ''If this continues into the future very soon our world will become undetectable.

    如果这种情况持续至未来,我们的世界很快就不易被发现了。

  • 2. Polar Bears are nearly undetectable by infrared cameras, due to their transparent fur.

    红外线摄像机几乎探测不到北极熊,因为它们的皮毛是透明的。

  • 3. The carpet itself has the appearance of a smooth optical mirror, so that the object and the bump that the object makes underneath the carpet are undetectable by visible light.

    “地毯”在外观上如同一个平滑的镜面,物体和物体引起的凹凸不平观察者在可见光中都无法察觉。

  • undetectable (adj.) 1789, from un- (1) "not" + detectable (see detect (v.)).
un·detect·able / ˌʌndɪˈtektəbl ; NAmE ˌʌndɪˈtektəbl / adjective impossible to see or find 看不见的;察觉不出的;发现不了的 The sound is virtually undetectable to the human ear. 这声音实际上是人耳难以听得到的。 OPP detectable un·detect·able / ˌʌndɪˈtektəbl ; NAmE ˌʌndɪˈtektəbl /
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