This milk is past its sell-by date.

这牛奶已经过了销售期限。

《牛津词典》

But today, this emphasis on safety and security is long past its sell-by date.

但是今天，对于一再强调安全、安全的思想早就已经过时了。

youdao

But today, this emphasis on safety and security is long past its sell-by date.

但是今天，对于一再强调安全、安全的思想早就已经过时了。

youdao