在两国争端中，该国政府宣布保持中立。

The government declared its ___neutrality in the dispute between the two countries.

在争论中，他保持中立，没有表现出明显的偏向。

In the debate, he maintained ___neutrality without showing obvious bias.

这种溶液的酸碱度达到了完全中性。

The solution has achieved complete ___neutrality in its pH level.