Slam-shot volleyball most positive effective weapon attack, bat, spike technological key of link in the sky.

摘要：扣球是排球进攻中最积极有效的武器，而空中击球是扣球技术环节的关键。

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His levels of a heart protein, troponin, were sky-high. It looked as if he was having a heart attack.

他的心肌蛋白——肌钙蛋白水平极高，说明他心脏病发作了。

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Firefighters rushed to the scene of the attack as smoke billowed into the sky.

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While no serious injuries were reported, some of the local peasants worried that the tissue of the sky itself had ruptured, leaving them dangerously exposed to further celestial attack.

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