“应变”造句

疲劳使反应变得迟缓。
Reactions were slowed by fatigue.

要是他们拿不出钱，我们如何应变？
What's our fallback if they don't come up with the money?

他在外交界以灵活应变而闻名遐迩.
He was renowned throughout the diplomatic world for his savoir faire.