| 单词 | degrade |
| 释义 | degrade v. 1. tr. reduce to a lower rank, esp. as a punishment. 2. tr. bring into dishonour or contempt. 3. tr. Chem. reduce to a simpler molecular structure. 4. tr. Physics reduce (energy) to a less convertible form. 5. tr. Geol. wear down (rocks etc.) by disintegration. 6. intr. degenerate. 7. intr. Chem. disintegrate. Derivatives degradable adj. degradation n. degradative adj. degrader n. Etymology: ME f. OF degrader f. eccl.L degradare (as DE-, L gradus step) |
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