Specific events, such as the resurgence of tuberculosis and the return of vaccine-preventable diseases, pointed to an alarming deterioration in basic health system capacity.

结核病以及疫苗可预防的疾病死灰复燃等具体事件显示，基础卫生系统能力急剧下降。

youdao

In a surprise turn of events, Monday saw a sharp deterioration in the condition of the No. 2 reactor, which had previously been stable.

WSJ: Japan's Nuclear Crisis Escalates

The Secretary of State has not attached weight to the impairment of Senator Pinochet's capacity to remember remote events, save insofar its recent deterioration is symptomatic of brain damage having a wider significance: see sub-paragraph (6) below.

BBC: Straw's statement in full