Sinkhole
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GRE
目录 |
[编辑] 解释
[编辑] GRE 红宝书
- n. 污水池
- [记] 组合词: sink(水池)+hole(洞)
[编辑] Webster Collegiate
noun
- Date: 15th century
- 1. a hollow place or depression in which drainage collects
- 2. a hollow in a limestone region that communicates with a cavern or passage
- 3. sink 2
- 4. something (as an unprofitable investment) that steadily drains money or resources <a financial sinkhole>