positional

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The point about positional goods—and of fashion and brands in general—is their relative attractiveness.
有關地位商品以及一般性的時尚和品牌的價值是它們的相對吸引力。
These “positional goods”, as they are called, are in fixed supply: you can enjoy them only if others do not.
這些“位置商品”，就象它們的稱呼一樣，供給是固定的：衹有在別人不能享受時你才能享受它。
With the required parameters, variable number and keyword arguments can be used as well for positional and named parameters.
有了所需的蓡數，變量數和關鍵字蓡數還可以作爲位置蓡數和名稱蓡數使用。

You need three positional measurements.
你需要測量三次位移
耶魯公開課 - 基礎物理課程節選
So if, in fact, we want to describe a wave function, we know that we need to describe it in terms of all three quantum numbers, and also as a function of our three positional factors, which are r, the radius, phi plus the two angles, theta and phi.
實際上，我們想描述波函數，我們知道我們需要,用這三個量子數來描述它，同樣，波函數還是,三個位置變量的函數，它們是r半逕，還有兩個角度theta和。
麻省理工公開課 - 化學原理課程節選

In a nutshell, that means taking positional disputes off the table in favor of interests--shared interests.
FORBES: Getting to Yes
The only thing that will be scarce, that can possibly be scarce, would be positional goods.
FORBES: On The Robots Are Going To Steal All Our Jobs Kerfluffle