但不论细节如何，这种“用进废退”的情形显然确凿无疑。

Regardless of the details, though, this would appear to be a clear case of "use it or lose it".

youdao

但不论细节如何，这种“用进废退”的情形显然确凿无疑。

Regardless of the details, though, this would appear to be a clear case of "use it or lose it".

youdao