| 词汇 | black hole |
| 释义 | black hole 1 ENTRIES FOUND: black hole (noun) black hole noun plural black holes black hole noun plural black holes Learner's definition of BLACK HOLE [count] : an invisible area in outer space with gravity so strong that light cannot get out of it（外太空的）黑洞— often used figuratively常用作比喻 The project turned out to be a financial black hole. [=something that constantly uses up a large amount of money without producing a good result]这个项目结果成了个花多少钱都填不满的黑洞。 |
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