1ADJ-GRADED 不稳定的;不可靠的;动荡的 You can describe something as unstable if it is likely to change suddenly, especially if this creates difficulty or danger. 不稳定的;不可靠的;动荡的
After the fall of Pitt in 1801 there was a decade of unstable government.
1801年皮特倒台后,政府经历了10年的动荡。
The situation is unstable and potentially dangerous.