reduce和reduce to区别是什么
一、表达意思不同
1、reduce by:减少…。
2、reduce to:减少…到;迫使;使处于;使变弱为;归纳为。
二、用法不同
1、reduce by:reduce by用作及物动词时接名词或代词作宾语,可用于被动结构。
2、reduce to:reduce to用作指重量、程度、数目、范围、速度等减少或降低。
例句:
1、Here you have three variables that you will reduce to two by figuring out what the surface is.
而空间中存在三个变量,需要了解曲面是怎样的,然后去掉一个变量。
2、If a density is uniform then, of course, the density gets out and you can simplify and reduce to that if all the points are equally likely.
如果一个密度是常数,密度可以提出来,如果所有点是平权的,那就可以简化了。
3、It points out that in tunnel, the lateral vibration acceleration of the car body can reduce by about 30%.
指出在隧道内,车体的横向振动加速度可减少30%左右。