单词 | precipitation |
释义 | pre·cip·i·ta·tion ![]() n. 1. Meteorology a. Any form of water, such as rain, snow, sleet, or hail, that falls to the earth's surface. b. The quantity of such water falling in a specific area within a specific period. 2. A hastening or acceleration, especially one that is sudden or unexpected: He is responsible for the precipitation of his own demise. 3. Abrupt or impulsive haste. 4. A headlong fall or rush. 5. Chemistry The process of separating a substance from a solution as a solid. |
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