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。 - Three months after ribavirin therapy commenced, HEV RNA was undetectable in serum samples from all patients.
在开始单独使用利巴韦林治疗后，所有患者血清样本中检测不到HEVRNA水平。 - Although hair transplants have advanced to the stage where they are virtually undetectable ( no more plugs of hair), they still rely on moving hairs from one place to another.
虽然头发移植技术已经发展到使种植的毛发外观自然（与周围的头发无区别），但该技术仍然要靠从一皮瓣到另一条皮瓣置换。 - Osteopontin-c was detected in16 of the20 tumors ( 80%) and was undetectable in the22 normal specimens, the researchers report.
研究人员报告在20个肿瘤中有16检测到骨桥蛋白C（80%），但在22例正常标本中没有被检测到。 - They also had undetectable leels of virus in the brain and low leels in the spleen.
而对病毒在脑的水平及在脾中的低水平表达时他们也不能检测。 - But that means the soul isn't really undetectable.
但是这就意味着，灵魂不是完全不可检测的。 - 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。 - 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。 - 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。 - 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。