a flash in the pan

含义

a success that happens once and does not last

只出现一次、不能持久的成功.

例句

1. 1Their first song was a hit, but the band turned out to be a flash in the pan.
2. 2Critics said her early success was a flash in the pan, but she proved them wrong.
3. 3The shop was busy for a month after opening, then empty; it was just a flash in the pan.
4. 4Is this new app a flash in the pan, or will people still use it next year?
5. 5Winning one award could be a flash in the pan; winning three in a row shows real talent.

语法

可数：a flash in the pan。常用于 be 或 turn out to be 之后；短语本身不变。