縮小的英文：
to reduce; to lessen; to narrow; to shrink

reduce是什么意思：
v. 缩减，减小；简化；将…还原；节食；降职

be reduced to (a) pulp
变成浆状,成纸浆 [软块]

They held a sale to reduce their inventory.
他们降价出售库存货物。

To reduce in rank;demote.
使降职，使…降级

lessen是什么意思：
v. 缩小；减少，减轻

To lessen the oppressiveness,trouble,or severity of.
减轻…的负担、麻烦或严重性

These measures can't help to lessen the existing tension.
这些措施不能帮助缓和现在的紧张局势。

When it is on the boil——we lessen the fire and scum.
当汤滚了之后，我们把火减小然后剽除汤里的浮渣。

narrow是什么意思：
adj. 狭窄的；狭隘的，有局限的；勉强的；贫乏的；仔细的；刻板的
n. 狭窄部分；峡谷，隘路
v. 变窄；使有局限；缩小；缩减

narrow majority
勉强的多数

narrow opinions.
刻板的观念

The doctor narrowed his interest.
医生缩小了他的研究范围。