The arithmetic distance is expressed numerically, and the interval quality by an additional descriptive adjective.

算术距离用数字表示， 音程性质用其他词来描述。

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To understand Akerlof's insight, suppose that the quality of used cars lies on a 0 to 1 scale and that the population of used cars is uniformly distributed on the interval from 0 to 1.

为了理解阿克尔·洛夫的理论，假设二手车的质量区间为0 - 1，同时二手车的质量在0 - 1之间均匀分布。

youdao

Fabric and flame seem impossible to exist in harmony, but here, with fine control of flame by appropriate speed and interval, the quality of the fabric is greatly improved.

面料与火，两个在印象中仿佛永远不能和谐接触的事物，却在这通过速度和距离的精细控制，演绎品质升华的过程。

youdao

Things were similarly hectic after the interval and the home side's lack of quality when it mattered was shown by Daryl Murphy, who curled his shot high into the stands when he had time to pick his spot.

BBC: Sunderland 1-2 Man City