Nuclear radiation has a certain mystery about it, partly because it cannot be detected by human senses.
核辐射这种现象多少有点神秘，其部分原因是人类的官能无法觉察到它的存在。
Nnuclear radiation has a certain mystery about it, partly because it cannot be detected by human senses.
核辐射这种现象多少有些神秘，其部分原因是人类的官能无法觉察到它的存在。
It cannot be detected, nobody can detect it, from the outside he is a perfect saint, but inside he is still the old cock, deep down at the centre he is still the same.
它不能觉察，没有人能够觉察它，从外在看它是个完美的圣人，但内在它仍是那只原来的鸡，在深层的中心它仍然是一样的。
Although radiation cannot be detected by the senses(sight, smell, etc.), it is easily detected by scientistswith sophisticated instruments that can detect even the smallest levels ofradiation.
尽管射线不能被感官（像视觉、嗅觉）所检测到 ，但是可以被科学家用智能仪器检测到，甚至是很微小的的量。
Although radiation cannot be detected by the senses (sight, smell, etc.), it is easily detected by scientists with sophisticated instruments that can detect even the smallest levels of radiation.
尽管光或味觉等传感器无法感知辐射，但科学家手中的精密仪器可以轻易发觉即使是最轻微的辐射。
Therefore, if a battery cannot be detected, it is likely not making good contact with the charger.
因此，如果电池不能被检测到，应该是由于电池没能与充电器好好接触。
Software tamper resistance is the art of crafting a program such that it cannot be modified by a potentially malicious attacker without the attack being detected.
介绍软件抗篡改是编写程序的艺术，使代码在没有攻击检测的情况下，不会被潜在的有恶意的攻击代码所修改。
Dark matter is the term for matter which cannot be detected directly, because it does not emit or reflect light or radiation - or, at least, not enough to be detected by our present sensors.
暗物质是一种人类不能直接观察到的物质，因为它既不反射也不释放光线或放射线——至少，我们现有的探测器无法观测到它。
Dark matter is the term for matter which cannot be detected directly, because it does not emit or reflect light or radiation - or, at least, not enough to be detected by our present sensors.
暗物质是一种人类不能直接观察到的物质，因为它既不反射也不释放光线或放射线——至少，我们现有的探测器无法观测到它。
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