For decades astronomers have suspected the existence of a type of stellar explosion that is bigger still-a "pair-instability" supernova, with 100 times more energy than an ordinary supernova.

数十年来，天文学家们一度怀疑一种更寂静的恒星爆炸的存在——称之为“对不稳定”超新星，其能量超过普通超新星100倍。

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This particular fracture type, owing to its configuration and instability, poses significant challenges to the fixation method, especially in elderly patients with varying degrees of osteoporosis.

由于这种特殊的骨折类型的位置和不稳定，对固定方法造成了重大的挑战，特别是对伴有不同程度的骨质疏松症的老年患者。

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The results showed that (1) the type of the feedback contributed to the instability of implicit self-esteem.

结果发现：(1)反馈情境是影响内隐自尊稳定性的一个重要因素。

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As a result, even if widespread vote fraud (which those like Jimmy Carter will nonetheless indubitably call "substantially free and fair elections") does not produce grave domestic instability in Russia, it will almost certainly accelerate the Kremlin's reversion to malevolent type internationally.

CENTERFORSECURITYPOLICY: Inflating the electoral process