unstable

/.ʌn'steibl/

柯林斯星级

BNC频率: 6975

现代语料频率: 7097

大学英语四级大学英语六级托福

中文翻译

a. 不稳定的

英文解释

a. lacking stability or fixity or firmness

s. highly or violently reactive

s. disposed to psychological variability

常见例句

an unstable negatively charged proton

a highly unstable radioactive element (the heaviest of the halogen series)

n a highly unstable radioactive element (the heaviest of the halogen series)

n a hollow globule of gas (e.g., air or carbon dioxide) n a speculative scheme that depends on unstable factors that the planner cannot control n an impracticable and illusory idea n a dome-shaped covering made of transparent glass or plastic v form, produce, or emit bubbles v flow in an irregular current with a bubbling noise v rise in bubbles or as if in bubbles v cause to form bubbles v expel gas from the stomach

n an unstable situation of extreme danger or difficulty n a crucial stage or turning point in the course of something