to vouchsafe a reply给予答复
vouchsafe to do sth答应做某事;翻译
Let's vouchsafe my sacred strength赐予我神圣的力量吧
V-T（及物动词） If you are vouchsafed something or it is vouchsafed to you, you are given or granted it. 给予 [正式]
As we approached the summit we were vouchsafed a rare vision.
快到山顶时，我们有幸看到了难得一见的景象。