访客只有在特殊情况下才被允许进入。

Visitors are only allowed in ___exceptional circumstances.

这样的才华确实非凡，值得认可。

Such talent is truly ___exceptional and worthy of recognition.

在克服那些挑战时，团队表现出了非凡的韧性。

The team showed ___exceptional resilience in overcoming those challenges.