变窄的英文

contract

narrow down

• 变:    become different; ...
• 窄:    narrow
• 使变窄:    contract 2

例句与用法

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1. The nozzle first narrows, then flares out .
   排气管口先是变窄，然后渐渐张大。
2. The road narrows here .
   路到这里变窄了。
3. A very narrow income has a tendency to contract the mind, and sour the temper .
   一种很有限的收入容易使一个人的心胸变窄，脾气变坏。
4. A multistage operation greatly narrows the residence time distribution and cut down this bypassing .
   多层操作可使停留时间分布大大地变窄，并截断短路。
5. The river tapers off here and becomes a brook
   河流到这儿逐渐变窄，成为一条小溪。