reduce和narrow的区别

reduce通俗来讲多指数量上的减少，narrow，表示狭窄，多指道路，空间变得狭窄

narrow
、使变窄
2.
限制;缩小(范围等)[(+down)]
The scholar narrowed his interest to Tang poetry.
这位学者的兴趣局限于唐诗。

不及物动词 vi.
1.
变窄;收缩;减少
The river narrows at this point.
河面到了这儿变得很狭窄。
reduce
及物动词 vt.
1.
减少;缩小;降低
He is trying to reduce expenses.
他正试图减少开支。
2.
使处于(某种状态);使化为,使变为[(+to)]
The fire reduced the paintings to ashes.
大火将这些画作烧成了灰烬。
3.
迫使[H][(+to)]
Poverty reduced him to begging.
贫穷迫使他行乞。
4.
降服,攻陷
5.
使降级,使降职[(+to)]
The officer was reduced to the ranks.
这军官被降为士兵。
6.
把...归纳,把...归并[(+to)]
Finally the chair reduced all the questions to one.
最后主席把所有的问题归纳为一个。
7.
把...弄碎;把...分解;把...分析[(+to)]
8.
使变弱,使变瘦[H][(+to)]
The cancer victim was reduced to skin and bones.
那个癌症患者瘦得皮包骨。
9.
把...折合(成较小单位)[(+to)]
10.
【化】使还原
11.
【数】简化,约简
12.
【医】使(断骨)复位;使(脱臼)还臼

我感觉reduce 应该是缩小数量，而narrow是缩小范围

narrower narrower 简明英汉词典 ---- narrow [5nArEu] n. 狭窄部分,狭窄的, 精密的, 严密的, 有限的, 气量小的, 勉强的, 眼光短浅的 vi.