然而这种方法并没有触及到潜意识或者无意识的东西。当问题变得相当严重时，任何方法如果不能深入到人的意识层次之下，便不能产生什么作用。
But methods of this kind do not touch the subconscious or the unconscious, and when a trouble is grave no method is of much avail unless it penetrates below the level of consciousness.
自我意识是一个人区别于周身环境和该环境中其他人的根本东西，这种意识也是其它复杂层次的知觉存在的基础。
A sense of self is what makes a person distinct from his environment and from other people in it. It is also the thing upon which more complex layers of consciousness appear to rest.
欧文和他的小组正利用大脑的想象技术来决定植物人患者的意识层次。
Owen and his team are using brain-imaging techniques to determine the levels of consciousness in patients who are in a vegetative state.
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