名词不稳定，不稳固; 不坚决，反复无常; 基础薄弱

1. 不稳定性：包括法术(spell)和魔法武器(magic weapon) 散兵 不稳定性(instability):所有恶魔单位的士气以稳定值取代,

2. 失稳：承受外压载荷的壳体,当外压载荷增大到某一值时,壳体会突然失去原来的形状,被压扁或出现波纹,载荷卸去后,壳体不能恢复原状,这种现象称为外压壳体的屈曲(buckling)或失稳(instability).

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1. 不稳定(性);不稳固(性)
Instability is the quality of being unstable.

e.g. ...unpopular policies, which resulted in social discontent and political instability.
导致社会不满与政治不稳定的不得人心的政策
e.g. ...Caligula's inherent mental instability...
卡里古拉先天性的精神不稳定

noun

1. the quality or attribute of being unstable and irresolute

Synonym: unstableness

2. unreliability attributable to being unstable

3. an unstable order

4. a lack of balance or state of disequilibrium

e.g. a hormonal imbalance

Synonym: imbalanceunbalance