The sound is virtually undetectable to the human ear.
这声音实际上是人耳难以听得到的。
Look, it says here that the noise from it should be undetectable by other people.
看，这里说的是它发出的声音应该不会被其他人察觉。
Worse still, such ploys are often undetectable.
更糟糕地是，这样的伎俩往往探测不到。
It is undetectable by metal screening devices.
它是金属探测器无法探测到的。
All welds shall be undetectable in finished work.
完成设备的所有焊接应无法探察。
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。
Almost undetectable with even the most delicate instruments.
即使最精密的仪器都几乎无法察觉的。
Putting all of this power into a little chip makes it undetectable.
把所有的权力陷入一场小小的芯片使得胎体。
The Windows are very clean and have undetectable levels of trace elements.
窗体很干净痕迹元素水平低到无法觉察。
These fractures may be undetectable on routine images from the radiographer.
这种骨折在一般的放射照像的图片中很可能不会被发现。
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，因为它们的毛是透明的。
They are intangible, immaterial and would be undetectable if the passengers stopped moving.
他们是无形的，非物质的，而且即使旅客都停下来也无法察觉。
The 40 people with undetectable levels of nicotine and cotinine were classified as nonsmokers;
40位未检出尼古丁和可替宁的志愿者被归类为“非烟民”；
Unlike an ocean wave, a wavefront or surface of constant phase is unobservable and undetectable.
和海浪不同，波阵面或固定相平面是不能观测和不能发现的。
Seven out of eight patients who got the highest dose of the drug had undetectable levels of the virus.
八名患者中七名在服用最大剂量药物后探测不到病毒水平。
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。
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。
The patients' viral loads became undetectable within roughly 3 months, and treatment was interrupted after about 3 years.
患者的病毒负荷量在大约3个月内就检测不到了，并且治疗在3年后停止。
Prof. McCullough: Every cirrhotic patient has a loss in protein even if it is undetectable by standard methods clinically.
每位肝硬化患者都存在蛋白质过多的损耗，有时甚至使用标准临床方法也检测不出来。
But in a new study, researchers have fabricated a carpet cloak that can make objects undetectable in the full visible spectrum.
但是最近一项研究表明，科学家已经成功制成了在全可见光波段将物体隐藏起来的隐身斗篷。
Small, icy objects such as Pluto are no longer regarded as planets, but in any case, they would be undetectable around another star.
天文学家们已经不再把小型，冰状天体，比如冥王星已被规为行星了，但无论如何，它们围绕其它恒星时是无法探测到的。
The goal is to get the CD4 count as close to normal as possible, and to suppress the HIV amount of virus in the blood to an undetectable level.
这些做法的目的都是要是CD4细胞的数量达到正常值，并且使HIV病毒的数量保持在不易检出的水平。
The goal is to get the CD4 count as close to normal as possible, and to suppress the HIV amount of virus in the blood to an undetectable level.
这些做法的目的都是要是CD4细胞的数量达到正常值，并且使HIV病毒的数量保持在不易检出的水平。
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