| 词汇 | sinkhole |
| 释义 | sinkhole/ˈsɪŋkhəʊl ||; ˈsɪŋkˌhol/noun[c] 1. a large circular hole that forms naturally in the ground 落水洞；灰岩坑 2. (informal 非正式) something that uses up a lot of money or time over a long period 长期耗费大量钱﹙或时间﹚的事情 |
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