物理（2）

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Heat causes the expansion of gases

热量导致气体膨胀。

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Quantum mechanics explains the behavior of particles at the subatomic level

量子力学解释亚原子层面粒子的行为。

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The dynamics of ocean waves are complex

海洋波浪的动力学原理很复杂。

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A heavy object has greater inertia and is harder to move or stop

重物具有更大惯性，更难移动或停止。

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Classical mechanics deals with the motion of objects under the influence of forces

经典力学研究物体在力作用下的运动。

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Electrons orbit the nucleus of an atom in specific energy levels

电子在特定能级围绕原子核运转。

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A proton has a positive charge , while an electron has a negative charge

质子带正电荷，电子带负电荷。

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Please remember to charge the battery or we might be in dark when there is no electricity

请记得给电池充电，不然停电时我们可能会陷入黑暗。

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The Earth's magnetism is responsible for guiding migratory birds during their journeys

地球的磁力作用引导候鸟在迁徙途中辨别方向。

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Advances in magnetics have led to the development of more efficient data storage devices

磁学领域的进步推动了更高效数据存储设备的发展。

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Particle accelerators are used in scientific research to study the fundamental structure of matter

粒子加速器用于科学研究，以探索物质的基本结构。

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The reflection of the mountains in the lake was so clear it looked like a mirror

群山在湖中的倒影清晰如镜。

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A concave mirror can focus light to a single point , while a convex mirror diverges light

凹面镜可将光线聚焦于一点，而凸面镜使光线发散。

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A laser beam can cut through metal with great precision

激光束能高精度切割金属。

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Modern telescopes can capture detailed images of distant galaxies

现代望远镜能捕捉遥远星系的清晰图像。

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Contact lenses are thin lenses placed directly on the eye to correct vision

隐形眼镜是直接贴在眼球上矫正视力的薄透镜。

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Refraction causes a straw in water to appear bent due to the change in light speed

折射现象使水中的吸管因光速变化而看起来弯曲。

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This photograph looks funny ; I think you forgot to focus the camera

这张相片看起来很滑稽，我想你忘了给相机调焦了。

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A concave lens is thinner at the center and used to correct nearsightedness

凹透镜中间较薄，用于矫正近视。

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a convex mirror

凸镜

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The invention of the generator revolutionized how electricity is produced and distributed

发电机的发明彻底改变了电力的生产和分配方式。