单词	supermassive
释义	supermassive adjective su·​per·​mas·​sive ˌsü-pər-ˈma-siv  : having a very large mass : extremely or extraordinarily massive a supermassive black hole Word History First Known Use 1937, in the meaning defined above
随便看	self-protectiveness self-pruning self-pu self-publish self-published self-publishes self-publishing self-punishing self-punishment self-purification self-quadder self-quarantine self-quarantined self-quarantines self-quarantining self-ques self-question self-questioning self-questionings self-raised self-rake self-rating self-re self-reacting self-reading

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