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
- 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。 - Picking locks is now undetectable to everyone standing around watching.
开锁现在不被那些在周围守卫的人注意。 - 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。 - And the distance between driving a used Hyundai Elantra and a new Jaguar XJ is well nigh undetectable compared with the difference between motoring and hiking through the muck.
试想一下，开一辆二手的现代伊兰特与开一辆崭新的美洲豹XJ之间的差别，肯定没有开车与徒步跋涉烂泥滩之间的差别明显。 - 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。 - 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。 - 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。 - Shock, with diminished consciousness, lack of urine output, cool, moist extremities, a rapid and feeble pulse, low or undetectable blood pressure, and pale skin.
休克，意识减弱，尿少，体凉，四肢潮湿，脉动快速和微弱，低血压或检测不到血压，皮肤苍白。 - All welds shall be undetectable in finished work.
完成设备的所有焊接应无法探察。 - 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。