debasement

n.

降低，改造；

1. There will be no debasement of quality.
   质量绝对不会降低。

The Debasement of the "Dollar of the Middle Ages"
The Debasement of the “Dollar of the Middle Ages”
The debasement puzzle: an essay on medieval monetary policy
The Debasement Puzzle: An Essay on Medieval Monetary History
The Debasement of Ratings: What's Wrong and How We Can Fix It
Degradation, abnegation, debasement of self-a dynamic in role change.
Humiliation: Assessing the Impact of Derision, Degradation, and Debasement
A Model of Commodity Money, with Applications to Gresham's Law and the Debasement Puzzle ☆ ☆☆
An Economic Explanation of the Early Bank of Amsterdam, Debasement, Bills of Exchange, and the Emergence of the First Central Bank
Editorial--checklists vs. ratings, the illusion of objectivity, the demise of skills and the debasement of evidence