单词	dark matter
释义	dark matterˈdark ˌmatter noun [uncountable] technical a type of matter that scientists think may exist. It cannot be seen but seems to affect the movements of stars
随便看	nerd nerdy Nero Neruda, Pablo nerve nerve cell nerve centre nerve gas nerveless nerve-racking nervous nervous breakdown nervously nervousness nervous system nervy Nesbitt, Rab C. -ness Nessie Nessun Dorma nest nest egg nestle nestling Nestlé

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