re.duce

reduce的音标和读音：
DJ音标发音： [riˈdu:s, -ˈdju:s]
KK音标发音： [rɪˈdus, -ˈdjus]

reduce的词性：
v.（动词）

reduce的词性：
v.tr.（及物动词）

1. To bring down, as in extent, amount, or degree; diminish.See Synonyms at decrease
缩减，减轻：减少，如在范围、数量上或程度上减少；降低参见 decrease

2. To bring to a humbler, weaker, difficult, or forced state or condition; especially:
使卑下，使薄弱：发展到一个更卑下、虚弱、困难或强迫的地位或状态，特别是：

3. To gain control of; conquer:
控制，征服：取得对……的控制权；征服：

“a design to reduce them under absolute despotism”(Declaration of Independence)
“一个使他们沦落到极其专制统治下的计划”(独立宣言)

4. To subject to destruction:
攻陷，毁坏：遭到毁坏：

Enemy bombers reduced the city to rubble.
敌人的轰炸机把城市夷为平地

5. To weaken bodily:
衰弱：身体变虚弱：

was reduced almost to emaciation.
衰弱到近乎憔悴

6. To sap the spirit or mental energy of.
精神耗损：侵蚀……的精神或精力

7. To compel to desperate acts:
迫使：被迫做孤注一掷的举动：

The Depression reduced many to begging on street corners.
大萧条使许多人沦落到街头乞讨

8. To lower in rank or grade; demote.See Synonyms at demote
降级：降低等级或衔位；降级参见 demote

9. To powder or pulverize.
磨成粉：捣碎或碾碎

10. To thin (paint) with a solvent.
稀释：用溶剂使（染料）变稀

11. To lower the price of:
降价：降低……的价格：

The store has drastically reduced winter coats.
商店对冬装大减价

12. To put in order or arrange systematically:
有系统地整理：按顺序或系统地安排或组织：

reduce a complex tax situation.
将复杂的税务系统化

13. To separate into orderly components by analysis.
分析：通过分析分离成有序的成份

14. Chemistry
【化学】

15. To decrease the valence of (an atom) by adding electrons.
降低原子价：通过加入电子来减少（原子的）电子价

16. To remove oxygen from (a compound).
去氧：把（化合物）中的氧分离出去

17. To add hydrogen to (a compound).
加氢：在（化合物）中加氢

18. To change to a metallic state by removing nonmetallic constituents; smelt.
冶炼，提炼：通过除去非金属成分而变成金属状态；熔炼

19. Mathematics To simplify the form of (an expression, such as a fraction) without changing the value.
【数学】 约分：在不改变值的情况下简化（表达式，如分数的）形式

20. Medicine To restore (a fractured or displaced body part) to a normal condition or position.
【医学】 使复原，使复位：使（身体骨折或脱臼的部分）恢复到正常的状态或位置

reduce的词性：
v.intr.（不及物动词）

21. To become diminished.
变少

22. To lose weight, as by dieting.
减轻体重：如通过节食来减轻体重

23. Biology To undergo meiosis.
【生物学】 减数分裂

reduce的词源：

24. Middle English reducen [to bring back]
中古英语 reducen [带回]

25. from Old French reducier
源自 古法语 reducier

26. from Latin red^?cere
源自 拉丁语 red^?cere

27. re- [re-]
re- [前缀，表“回应，后退”]

28. d^?cere [to lead] * see deuk-
d^?cere [引导] *参见 deuk-

reduce的词性：
n.（名词）

reduce的词性：
n.（名词）

reduce的词性：
adj.（形容词）

reduce的词性：
adv.（副词）