| 单词 | coulee |
| 释义 | coulee /kooh"lee/, n. 1. Chiefly Western U.S. and Western Canada. a deep ravine or gulch, usually dry, that has been formed by running water. 2. a small valley. 3. a low-lying area. 4. a small intermittent stream. 5. Geol. a stream of lava. [1800-10, Amer.; < CanF, F: a flowing, n. use of fem of coulé, ptp. of couler to flow < L colare to filter, strain, deriv. of colum strainer, sieve; cf. COLANDER, PORTCULLIS] |
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