| 单词 | reduce |
| 释义 | reduce v. 1. tr. & intr. make or become smaller or less. 2. tr. (foll. by to) bring by force or necessity (to some undesirable state or action) (reduced them to tears; were reduced to begging). 3. tr. convert to another (esp. simpler) form (reduced it to a powder). 4. tr. convert (a fraction) to the form with the lowest terms. 5. tr. (foll. by to) bring or simplify or adapt by classification or analysis (the dispute may be reduced to three issues). 6. tr. make lower in status or rank. 7. tr. lower the price of. 8. intr. lessen one's weight or size. 9. tr. weaken (is in a very reduced state). 10. tr. impoverish. 11. tr. subdue; bring back to obedience. 12. Chem. intr. & tr. a combine or cause to combine with hydrogen. b undergo or cause to undergo addition of electrons. 13. tr. Chem. convert (oxide etc.) to metal. 14. tr. a (in surgery) restore (a dislocated etc. part) to its proper position. b remedy (a dislocation etc.) in this way. 15. tr. Photog. make (a negative or print) less dense. 16. tr. Cookery boil off excess liquid from. Phrases and idioms reduced circumstances poverty after relative prosperity. reduce to the ranks demote (an NCO) to the rank of private. reducing agent Chem. a substance that brings about reduction by oxidation and losing electrons. Derivatives reducer n. reducible adj. reducibility n. Etymology: ME in sense 'restore to original or proper position', f. L reducere reduct- (as RE-, ducere bring) |
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