At the same time, the COVID-19 pandemic and necessary preventive measures are exacerbating the already dire humanitarian crisis and straining the fragile health care system.

与此同时，新冠肺炎疫情和必要的防范措施，加剧了本已严峻的人道主义危机，让脆弱的医疗系统不堪重负。

Medics suspect there are many more cases and there are fears the virus will spread rapidly through vulnerable populations, overwhelming the fragile health care system.

医务人员怀疑还有更多感染病例 人们担心病毒会在脆弱人群中迅速传播 使脆弱的医疗系统不堪重负。

For many, a year of reduced interaction and fragile mental health can make the prospect of a summer of socialising seem overwhelming.

对许多人来说， 一年的互动减少和心理健康脆弱可能会让夏季社交的前景变得难以承受。

Military service was ruled out by his  fragile health, and Mrs. Rhodes expressed concern about how well Cecil would survive  the 'rough and tumble' of public life.

由于他身体虚弱， 他无法服兵役，罗德夫人对塞西尔能否顺利度过公共生活的“坎坷” 表示担忧。