last a long time

• 经久不衰

last a long time的用法和样例：

例句

1. It was considered a scoop of all time.
   人们把它看作是一部经久不衰的独家报道。
2. When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
   音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。