This is a critical state of variation.

这是一种临界的变分状态。

The critical state of the national economy.

国民经济的危急状态。

To contain AIDS, has reached a critical state.

遏制艾滋病，已到了刻不容缓的地步。

Both will break at the same critical state of stress.

两者将在相同的临界压力状态下破碎。

Warning, the city budget has reached a critical state!

警告，城市预算已达到临界状态！