ally|allies

在危机中，一个强大的盟友是无价的。

In a crisis, a strong ___ally is invaluable.

在危机时期，一个可靠的盟友对于维持地缘政治稳定至关重要。

A reliable ___ally is essential for maintaining geopolitical stability in times of crisis.

两国成为盟友以对抗共同的威胁。

The two nations became ___allies against a common threat.