The third part was an unvarying quantity, but the first and second parts could be varied an infinite number of times.

第三部分是一个不变量，第一、二部分可以变化无穷。

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Education alone can conduct us to that enjoyment which is, at once, best in quality, and infinite in quantity.

教育本身可以引领我到达这样的享受，曾经是在质量上最好的，在数量上是无限的。

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Two basic assumptions of the classical economic order quantity (EOQ) model are the model has infinite horizon and the costs are static.

经典的经济订购批量（EOQ）问题有两个基本假设：时域无限和模型的费用参数不变。

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The one natural resource that the world has left in infinite quantity is human ingenuity.

ECONOMIST: We are all innovators now

Neither knew what the proper quantity was, and this is logical considering the infinite inputs and decisions that comprise what we call an economy.

FORBES: Brendan Brown, and The Global Curse Of the Federal Reserve