If you describe a situation as fragile, you mean that it is weak or uncertain, and unlikely to be able to resist strong pressure or attack.
unstable , weak
strong , stable
The fragile economies of several southern African nations could be irreparably damaged.
几个南非国家脆弱的经济可能会遭受无可挽救的彻底破坏。
The prime minister's fragile government was on the brink of collapse.
该首相领导的脆弱的政府处在垮台的边缘。