physics

Isaac Newton made fundamental discoveries in physics, including the laws of motion.

(Chinese) 艾萨克·牛顿在物理学领域做出了基础性的发现，包括运动定律。

She decided to major in physics because she wanted to understand how galaxies are formed.

(Chinese) 她决定主修物理学，因为她想了解星系是如何形成的。