undetectable
英 [ˌʌndɪˈtektəbl]
- adj. 发现不了的；无法觉察的
英语词源
- undetectable (adj.)
- 1789, from un- (1) "not" + detectable (see detect (v.)).
权威例句
- 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。
- 2. 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.
- 3. One endogenous protein , S 2, became undetectable in old EDL and DIA muscles.
- S2在8月龄的膈肌和趾长伸肌存在,而在24月龄的膈肌和趾长伸肌中不能被检测到.
- 4. There is an undetectable problem in loading the specified device driver.
- 加载指定的设备驱动程序过程中出现不可检测的问题.
- 5. The windows are very clean and have undetectable levels of trace elements.
- 窗体很干净痕迹元素水平低到无法觉察.
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