Isolationism is also on the rise.

孤立主义也在抬头。

A new isolationism was growing.

一种新的孤立主义抬头了。

Isolationism is not merely wrong, it's impossible.

孤立主义不仅是错误的，也是不可能的。

But we must 3. reject isolationism and its companion, protectionism.

但是，我们必须坚决反对孤立主义以及它的同伴保护主义。

Moral exuberance had inspired both over involvement and isolationism.

精神上偏激引起了过多承担义务和孤立主义。