A carbon neutral company providing free wedding websites that never expire.

公司提供免费的婚礼网站，从来没有过期。

youdao

For static components: implement "Never expire" policy by setting far future Expires header.

为静态的组件：通过设置远的将来实现永不过期策略过期标头。

youdao

If absent, or set to zero (expressed as a value of PT0S), it implies that the Sequence will never expire.

如果没有出现或设置为0(表示为值pt0s)，它暗示序列将永远不会过期。

youdao

Permanently restricted funds are those that are donated for a designated purpose that will never expire.

FORBES: Could the Komen Charitable Catastrophe Have Been Avoided?

Now points never expire and there are no blackout dates or limited availability.

WSJ: Best and Worst Airlines for Redeeming Points, Miles

Furthermore, Restaurant.com gift certificates never expire and they can be exchanged at anytime for any other restaurant on the program.

FORBES: Why Restaurant.com (Gallant) Should Trounce Groupon (Goofus)