The existing universal concept is facing various perplexities, Lagging behind science and era and expounding from a single viewpoint are the main reasons.
已有的宇宙观理论面临着种种困惑，滞后科学、时代与单维阐发是其主要原因。
However, executing the concept of Life Education is still relatively lagging behind.
但生命教育的理念的实施相对还比较滞后。
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