警方调查年轻CEO李宇峰的死亡案件，发现尸体上的小刺痕和毒草残留物，揭开了一场复杂的谋杀案的序幕。

Learn about the fundamental principles of electric circuits, including voltage, current, resistance, and common components like wires, batteries, and switches.

了解中国唐代伟大诗人杜甫的故事，他如何从贫穷学士成为官员和诗歌奇迹的创造者，及其对生命和人民的热爱和关怀。

A young child rides a bicycle, demonstrating balance and coordination skills.

A scene from the 1990 comedy film 'Kindergarten Cop' where Arnold Schwarzenegger's character punches a pig.

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Watch as a Moai statue is carefully rotated to its original position, showcasing the intricate details of this ancient Easter Island monument.