a bolt from the blue 汉语意思： 晴天霹雳，突如其来的打击 （消息）完全出乎意料、令人震惊 （像晴天里一道闪电）措手不及的事 例句： The news of his sudden death was a bolt from the blue. 他突然离世的消息犹如晴天霹雳。 Losing the contract was a bolt from the blue for the whole team. 丢掉那份合同对整个团队来说是个突如其来的打击。