事实上，宇宙中仅有4%的物质和能量被发现。
In fact, only 4 percent of the matter and energy in the universe has been found.
实际上“物质”与“反物质”的非对称性已经在两项试验中被发现，但它们的非对称程度还不足以解释为什么会有大量的“物质”存续下来。
Two such asymmetries have indeed been found. But neither is big enough to explain why so much matter has survived.
相反那些被发现的碳类物质进入到地下使碳汇变成碳源。
The discovery reverses what was thought of as a carbon sink into a carbon source.
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