| 单词 | nova |
| 释义 | Word Frequency nova(ˈnəʊvə) nounWord forms: plural -vae (-viː) or -vas a variable star that undergoes a cataclysmic eruption, observed as a sudden large increase in brightness with a subsequent decline over months or years; it is a close binary system with one component a white dwarf Compare supernova Word origin C19: New Latin nova (stella) new (star), from Latin novus new |
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