subtract from

基本解释

If you would make a man happy,do not add to his possessions but subtract from his desires.
如果你想使一个人快乐，不要增加他的财产，而是要减少他的欲望。
And that's just to take 1 the principle quantum number l and subtract it by 1, and then also subtract from that your l quantum number.
主量子数,减去,再减去，量子数,你们可以对1s轨道来验证一下。
In good times public finances tended to add to, not subtract from, demand pressures: fiscal policy often worked against the monetary sort rather than complementing it, as the pact intended.
经济良好的时候，公共财政往往加大需求压力，而不是减小：财政政策时常与货币政策相抵触，而不是如协定所希望的，对其进行补充。

"Those who come after us will work on our product. They will make it better, they will make it stronger, they will find our shortcomings in this bill,they will add to it, they will subtract from it.
And that's just to take 1 the principle quantum number l and subtract it by 1, and then also subtract from that your l quantum number.
主量子数,减去,再减去，量子数,你们可以对1s轨道来验证一下。
麻省理工公开课 - 化学原理课程节选
pxa So what happens when we add a 2 p a and we subtract from it a 2 p x b, or the same with a 2 p y a subtracting a 2 p y b, is that we're actually going to cancel out the wave function in the center, so we now have 2 nodal planes.
当我们用,减去2pxb时，或者是2pya减去2pyb时，我们会消去,中间的波函数，所以现在我们有两个节面。
麻省理工公开课 - 化学原理课程节选

First, you should subtract from gross revenue such things as returns, discounts and allowances.
FORBES: Magazine Article