The sudden contraction of the markets left them with a lot of unwanted stock.

股票市场骤然收缩，让他们剩下了许多无人要的股票。

《牛津词典》

By taking decisions today that lead to fiscal consolidation over a longer horizon, policymakers can avoid a sudden fiscal contraction that could put the recovery at risk.

今天，我们做出有利于长期财政整顿的决策，政策制定者就能避免一场突发的、可能危及经济复苏的财政紧缩。

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A sudden, involuntary, spasmodic muscular contraction causing severe pain, often occurring in the leg or shoulder as the result of strain or chill.

痉挛：一种由于紧张或寒冷而导致的肌肉突发性、无意识的、间歇性的紧缩，能导致剧烈的疼痛，通常发生在腿部或肩部。

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The sudden contraction of credit was a factor responsible for the ensuing depression-within-a-depression.

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