这是一种团结的表现。

This is a sign of ___solidarity.

在灾难期间，社区居民通过互相帮助展现了高度的团结精神。

The community showed great ___solidarity by helping each other during the disaster.

工人们举行罢工以示对海外同事的支持。

Workers went on strike to show ___solidarity with their overseas colleagues.