Many times. My dear Papa thought the balloon would go up in the 1880s.

起起落落好几回。十八世纪八十年代，我父亲以为家业败落，日薄西山。

There are signs that Salinger's profound influence on generations of American writers and readers may be waning.

有迹象表明，此前，塞林格影响了一代一代美国作家和读者，如今，这一影响力或已开始日薄西山。

The writing is on the wall for old manufacturing industries.

【writing】古老的造业分明已经日薄西山，江河日下了。

It's a message that worked in 2016 for Mr. Trump, who cast Ms. Clinton as the avatar of establishment self-dealing, a past-her-prime creature of Washington unable to adjust to the times and to produce real change.

2016年美国，这一理念就在特朗普身上起效了，当，特朗普将希拉里·克林顿塑造成了一个假公济私，一个已经日薄西山，无法适应代变化，带来真正的变革的华盛顿政客的代表。