They feared some undetected trace of poison.
他们担心一些未被识破的投毒痕迹。
This heating helps to break down weak spots in the dielectric that otherwise might pass through the electrode undetected, only to fail during a later spark or hipot test.
这热量帮助击穿电线绝缘较薄的地方﹐否则线材通过电极而没有被检测到﹐结果在以后的火花测试和高压绝缘试验将会失效。
The virus went undetected for weeks.
这种病毒在几周内未被发现。
The spy remained undetected in the enemy camp.
间谍仍然未被敌营发现。
The security breach went undetected until it was too late.
直到为时已晚，安全漏洞才未被发现。
The hidden camera allowed the thief to go undetected.
隐藏的摄像机使小偷能够未被发现。
The error in the system went undetected during testing.
系统中的错误在测试期间未被发现。
The tumor had been growing undetected for years.
这个肿瘤已经在多年内无人发现地生长。
The hacker's presence remained undetected by the firewall.
黑客的存在被防火墙未被发现。
The poison was tasteless and left no trace, making it undetected.
这种毒药无味无踪迹，使其未被发现。
The spy's encrypted messages remained undetected by authorities.
间谍的加密信息未被当局发现。
The security guard failed to notice the undetected intruder.
保安未注意到未被发现的闯入者。
This time they've managed to remain undetected.
这次他们终于没被发现。
来源: Human PlanetThese creatures are smart. They know how to go undetected.
这些禽兽真狡猾。他们知道怎么逃过侦查。
来源: The Vampire Diaries Season 1Some may have had undetected mild or asymptomatic reinfections.
有些人或许是未检测出的轻症或无症状再感染。
来源: Scientific 60 Seconds - Scientific American November 2021 Collection" It's just that a lot of them go undetected."
“只是大部分一直未被发现。”
来源: NewsweekA jaguar's patterns help it slink undetected across the sun-dappled rainforest floor.
美洲豹身上的斑纹让它可以在阳光斑驳的雨林地带潜行。
来源: Science in 60 Seconds Listening Collection, October 2016Infections in developing countries may be going undetected.
发展中国家的感染可能不会被发现。
来源: The Economist (Summary)She was accomplishing so much, and she continued to go undetected.
她做了这么多，却一直不被发现。
来源: Women Who Changed the WorldAuthorities say the virus has been spreading undetected for a week.
当局表示，该病毒已经隐匿传播了一个星期。
来源: CRI Online April 2022 CollectionI was surprised. How many of them could walk among us undetected?
我太吃惊了。有多少他们这样的人在我们中行走而不被察觉呢？
来源: Twilight: EclipseAnd you know the number one priority in the submarine is to remain undetected.
“你知道，潜水艇的首要任务就是保持隐蔽。”
来源: Science in 60 Seconds: April 2018 CompilationThey feared some undetected trace of poison.
他们担心一些未被识破的投毒痕迹。
This heating helps to break down weak spots in the dielectric that otherwise might pass through the electrode undetected, only to fail during a later spark or hipot test.
这热量帮助击穿电线绝缘较薄的地方﹐否则线材通过电极而没有被检测到﹐结果在以后的火花测试和高压绝缘试验将会失效。
The virus went undetected for weeks.
这种病毒在几周内未被发现。
The spy remained undetected in the enemy camp.
间谍仍然未被敌营发现。
The security breach went undetected until it was too late.
直到为时已晚，安全漏洞才未被发现。
The hidden camera allowed the thief to go undetected.
隐藏的摄像机使小偷能够未被发现。
The error in the system went undetected during testing.
系统中的错误在测试期间未被发现。
The tumor had been growing undetected for years.
这个肿瘤已经在多年内无人发现地生长。
The hacker's presence remained undetected by the firewall.
黑客的存在被防火墙未被发现。
The poison was tasteless and left no trace, making it undetected.
这种毒药无味无踪迹，使其未被发现。
The spy's encrypted messages remained undetected by authorities.
间谍的加密信息未被当局发现。
The security guard failed to notice the undetected intruder.
保安未注意到未被发现的闯入者。
This time they've managed to remain undetected.
这次他们终于没被发现。
来源: Human PlanetThese creatures are smart. They know how to go undetected.
这些禽兽真狡猾。他们知道怎么逃过侦查。
来源: The Vampire Diaries Season 1Some may have had undetected mild or asymptomatic reinfections.
有些人或许是未检测出的轻症或无症状再感染。
来源: Scientific 60 Seconds - Scientific American November 2021 Collection" It's just that a lot of them go undetected."
“只是大部分一直未被发现。”
来源: NewsweekA jaguar's patterns help it slink undetected across the sun-dappled rainforest floor.
美洲豹身上的斑纹让它可以在阳光斑驳的雨林地带潜行。
来源: Science in 60 Seconds Listening Collection, October 2016Infections in developing countries may be going undetected.
发展中国家的感染可能不会被发现。
来源: The Economist (Summary)She was accomplishing so much, and she continued to go undetected.
她做了这么多，却一直不被发现。
来源: Women Who Changed the WorldAuthorities say the virus has been spreading undetected for a week.
当局表示，该病毒已经隐匿传播了一个星期。
来源: CRI Online April 2022 CollectionI was surprised. How many of them could walk among us undetected?
我太吃惊了。有多少他们这样的人在我们中行走而不被察觉呢？
来源: Twilight: EclipseAnd you know the number one priority in the submarine is to remain undetected.
“你知道，潜水艇的首要任务就是保持隐蔽。”
来源: Science in 60 Seconds: April 2018 Compilation探索常用高频词汇