| 单词 | grade |
| 释义 | grade n. & v. --n 1. a a certain degree in rank, merit, proficiency, quality, etc. b a class of persons or things of the same grade. 2. a a mark indicating the quality of a student's work. b an examination, esp. in music. 3. US a class in school, concerned with a particular year's work and usu. numbered from the first upwards. 4. a a gradient or slope. b the rate of ascent or descent. 5. a a variety of cattle produced by crossing native stock with a superior breed. b a group of animals at a similar level of development. 6. Philol. a relative position in a series of forms involving ablaut. --v 1. tr. arrange in or allocate to grades; class, sort. 2. intr. (foll. by up, down, off, into, etc.) pass gradually between grades, or into a grade. 3. tr. give a grade to (a student). 4. tr. blend so as to affect the grade of colour with tints passing into each other. 5. tr. reduce (a road etc.) to easy gradients. 6. tr. (often foll. by up) cross (livestock) with a better breed. Phrases and idioms at grade US on the same level. grade crossing US = level crossing. grade school US elementary school. make the grade colloq. succeed; reach the desired standard. Etymology: F grade or L gradus step |
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