undetectable

US [ˌʌndɪ'tektəbl]
UK [ˌʌndɪ'tektəbl]
  • adj.看不见的；察觉不出的；发现不了的
  • Web探测不到的；不可探测；未检出

Synonym

Antonym

Advanced E-C

E-C

Web Definition

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

Sample Sentence

Definition:
AllAll,看不见的看不见的,察觉不出的察觉不出的,发现不了的发现不了的,探测不到的探测不到的,不可探测不可探测,未检出未检出
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
They wear a subtle, almost undetectable smirk that makes you think they're about to make some kind of mischief.
他们用一种狡猾的不易察觉看似傻乎乎的态度让你觉得他们就像是在恶作剧。
tā men yòng yī zhǒng jiǎo huá de bú yì chá jué kàn sì shǎ hū hū de tài du ràng nǐ jué de tā men jiù xiàng shì zài è zuò jù 。
article.yeeyan.org
2.
After half a year after the general caches, almost undetectable wine of sulfide, make the existing liquor irritating greatly relieved.
一般经过半年的窖藏后，几乎检测不出酒中硫化物的存在，使白酒的刺激性大大减轻。
yì bān jīng guò bàn nián de jiào cáng hòu , jī hū jiǎn cè bù chū jiǔ zhōng liú huà wù de cún zài , shǐ bái jiǔ de cì jī xìng dà dà jiǎn qīng 。
www.9999jiu.com
3.
Like a criminal he began to fashion in his own mind the undetectable crime.
好像一个罪犯，他开始通盘考虑这件不能为外人发现的罪行。
hǎo xiàng yī gè zuì fàn , tā kāi shǐ tōng pán kǎo lǜ zhè jiàn bù néng wèi wài rén fā xiàn de zuì xíng 。
dict.veduchina.com
4.
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。
zài zhè ge jī chǔ shàng zuò jué dìng qián yào xiǎo xīn jī zhǔn : SpringAOP dài lǐ de fù zài zài tōng cháng shǐ yòng zhōng shì wú fǎ jué chá dào de 。
www.infoq.com
5.
One might conclude that the light beyond the Hubble distance would never reach us and that its source would be forever undetectable .
所以人们也许会断言，在哈伯距离以外的光，绝对到不了我们这里，因此便永远侦测不到它们的来源。
suǒ yǐ rén men yě xǔ huì duàn yán , zài hā bó jù lí yǐ wài de guāng , jué duì dào bù liǎo wǒ men zhè lǐ , yīn cǐ biàn yǒng yuǎn zhēn cè bù dào tā men de lái yuán 。
dictsearch.appspot.com
6.
An ultrasonic signal that's undetectable to the human ear will scare off the varmint from up to 65 feet away.
一个人耳不能察觉的超声波信号会吓跑65多英尺以外的淘气动物。
yī gè rén ěr bù néng chá jué de chāo shēng bō xìn hào huì xià pǎo liù shí wǔ duō yīng chǐ yǐ wài de táo qì dòng wù 。
www.elanso.com
7.
And of the nine people who had undetectable levels of virus for at least 6 months, four carried HIV-infected HPCs.
而在九名至少六个月都未检测出HIV的人中有四名感染者的HPCs携带有病毒。
ér zài jiǔ míng zhì shǎo liù gè yuè dōu wèi jiǎn cè chū HIV de rén zhōng yǒu sì míng gǎn rǎn zhě de HPCs xié dài yǒu bìng dú 。
blog.sina.com.cn
8.
In rare situations, it is possible for an undetectable deadlock to occur.
在极个别的情况下，可能会发生无法检测到的死锁。
zài jí gè bié de qíng kuàng xià , kě néng huì fā shēng wú fǎ jiǎn cè dào de sǐ suǒ 。
msdn2.microsoft.com
9.
Autism is as yet undetectable before and immediately after birth. The average age of diagnosis is about five.
目前自闭症在孕期及出生后是难以即时检测的，平均确诊年龄约五岁。
mù qián zì bì zhèng zài yùn qī jí chū shēng hòu shì nán yǐ jí shí jiǎn cè de , píng jūn què zhěn nián líng yuē wǔ suì 。
article.yeeyan.org
10.
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。
jì shù zhōng bāo kuò yī zhǒng ràng qián tǐng bù kě zhēn cè de diàn zǐ tuī jìn xì tǒng yǒu guān de shù jù 。
bbs.chinadaily.com.cn