1 to degrade

2 to degenerate

3 to become depraved

4 corrupt

5 a fall from grace

1 surname Lou

1 downstairs

1 to go upstairs

1 the people are gone and the place is empty (idiom)

2 the sight of a deserted place brings old friends to mind

3 the place is deserted

4 the birds have flown

1 the people are gone and the place is empty (idiom)

2 the sight of a deserted place brings old friends to mind

3 the place is deserted

4 the birds have flown

1 lit. to become lost in a fog (idiom); fig. at a complete loss

1 as if lost in a thick fog (idiom)

2 in a fog

3 muddled

4 completely unfamiliar with sth

1 as if degenerating into smoke (idiom); ignorant and unable to see where things are heading

1 bejeweled jade palace (idiom); sumptuous dwelling