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�科_探索是__世界的天梯，具有巨大的前_力量。__科_的萌芽，迎_了人_文明的曙光。__科_技_的_展，推_了人_社_的_步。__知_的_累，人_利用自然、改造自然的的能力越_越_，科_越_越_泛而深入地_透到人_的工作、生_、生活和思_等方面，科_技_成_人_文明程度的主要_志，科_的光芒照耀_我_前_的方向。
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