英语词汇“quasar”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	quasar
释义	Word Frequency quasar (ˈkweɪzɑː, -sɑː) noun any of a class of extragalactic objects that emit an immense amount of energy in the form of light, infrared radiation, etc, from a compact source. They are extremely distant and their energy generation is thought to involve a supermassive black hole located in the centre of a galaxy Word origin C20: quas(i-stell)ar (object)
随便看	internationalise internationalism internationalist internationality internationalization internationalize International Joint Commission training ground training instructor training manual training officer Training Opportunities Scheme training plane training scheme training ship training shoes training wheels trainless trainload trainman trainmen train oil train service train set train smash

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