instability
不稳定
常用释义
英音[ ˌɪnstəˈbɪləti ]
美音[ ˌɪnstəˈbɪləti ]
变形
复数:
instabilities
基本释义
- n. （形势的）不稳定；（行为、情绪等的）不稳定状态，变化无常
考试频率
四级
考频：近六年出现3次
- n.不稳定
六级
考频：近六年出现1次
- n.不稳定
例句
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1·The election will take place against a backdrop of increasing instability.选举的背景是逐渐不稳的局势。来源: 《柯林斯英汉双解大词典》
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2·Prices fluctuate, in response to harvests, natural disasters and political instability; and when they rise, it takes some time before new sources of supply become available.价格会随着收成、自然灾害和政治不稳定而波动；当价格上涨时，需要一段时间才能找到新的供应来源。
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3·One study of ninth-grade students found that 50 percent of friendships among ninth graders changed from one month to the next, signaling striking instability in friendships.一项对九年级学生的研究发现，在九年级学生中，50%的友谊每个月都会发生变化，这表明友谊极其不稳定。
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4·Resentment against Germanic chieftains achieving high rank in the Roman military and factionalism among Roman leaders were among the causes of the period's considerable instability.对于日耳曼部落首领在罗马军队中获得高地位的不满和罗马领导人之间的党派之争是该时期局势剧烈动荡的一部分原因。
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5·But the fact that 4 in 10 Americans can't come up with $400 in an emergency is a commonly cited statistic for good reason: economic instability stretches across race, gender, and geography.但是，每10个美国人中就有4个在紧急情况下拿不出400美元，这个数据常被引用，理由也很充分，即经济不稳定跨越了种族、性别和地域因素。
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6·The mechanism of this instability is based on the cycle of acoustic waves between their corotation radius and the shock.这种不稳定性的机制是基于声波在其同心圆半径和冲击之间的循环。
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7·Brain dead patients could experience a wide range of complications, including diabetes insipidus, poikilothermia and metabolic instability.脑死亡病人将经历一系列并发症，包括尿崩症，异型体温和代谢不稳定。
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8·Instability is another huge worry.局势动荡是另一个忧虑。
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9·A loss could bring instability.而如果选举失利，就会导致不稳定性。
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10·Instability afflicts the whole country.不稳定性折磨整个国家。
网络释义
- thermal instability : 热不稳定性
- emotional instability : 情绪不稳定