但当时很少使用，仅仅作为一种对朋友的特殊优惠。

But it was rarely used, most often being granted only as a special favour to friends by those in power.

youdao

老字号必须作为一种特殊的遗产保存，而且应当给他们优惠的政策帮助其复兴。

Old and famous shops and enterprises should be preserved as a special heritage, and favorable policies should be granted to help their revival.

youdao