from subtract

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.
OK, then it says draw a single bond from each surrounding atom to the central atom, and subtract two valence electrons.
后将中心原子与其相邻原子之间,连上单键，然后减掉2个价电子。
麻省理工公开课 - 固态化学导论课程节选
They subtract this from the purchase price of the house and then you've got the cash to go and buy another house.
他们从售房价格里减去这个贷款余额,然后你就可以得到现金去买另一个房子
耶鲁公开课 - 金融市场课程节选

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