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- The sound is virtually undetectable to the human ear.
这声音实际上是人耳难以听得到的。
- The sound is virtually undetectable to the human ear.
英英释义
adj
- barely able to be perceived
- the transition was almost indiscernible
- an almost insensible change
- not easily seen
双语例句
- 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。 - Thus, although HAART may achieve undetectable virus levels in the blood, virus replication in the testis may permit continued spread of the virus.
这样，即使高强度的抗病毒治疗能够使得血液中病毒达到检测不到的水平，睾丸组织中病毒的复制仍然可以成为传染源。 - 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。 - It's still possible that some as-yet-unknown genetic factor, undetectable by even the most advanced tools, may explain the discordance in the study.
仍然有可能的是，一些未知的遗传因素，即使是最先进的工具也发现不了，这些也许能解释研究中不一致的地方。 - 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。 - 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。 - 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。 - The advantage to criminals is that kernel malware is usually undetectable when using standard antivirus and antispyware applications.
罪犯的优势是内核恶意软件用标准抗病毒和抗间谍应用程序通常检测不到。 - In most cases, the protein that PTEN produces was undetectable in tumor cells, but clearly present in nearby normal cells.
在大多数的病例的肿瘤细胞中都检测不到PTEN产生的蛋白，但这种蛋白存在于周围的正常组织中。 - All welds shall be undetectable in finished work.
完成设备的所有焊接应无法探察。