N-VAR
下降;下跌
Slippage is a failure to maintain a steady position or rate of progress, so that a particular target or standard is not achieved.
例句
...a substantial slippage in the value of sterling...
英镑价值的大幅下跌
We want to stop the slippage of the quality of public services.
我们想要止住公共服务质量下滑的局面。