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dark matter

noun
/ˌdɑːk ˈmætə(r)/
/ˌdɑːrk ˈmætər/
[uncountable] (astronomy天文学)
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  1. according to some theories, material that exists in space but does not reflect any light暗物质(根据一些理论,指太空中不反射光的物质)Topics Spacec2, Physics and chemistryc2

See also: dark matter

dark matter

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