Definition
Experiencing a rapid and severe decline in health, indicating a likelihood of imminent death.
（病情）惡化迅速
His health has been sinking fast since he was diagnosed with a terminal illness.
自從他被診斷出絕症後，他的健康狀況迅速惡化。
Her mental state was sinking fast after she received the bad news.
她收到壞消息後，精神狀態迅速惡化。
The company's financial situation was sinking fast after the scandal broke out.
醜聞曝光後，公司的財務狀況迅速惡化。