of the body; of matter; of the science of physics
身体的；物质的；物理的
Physics force that produces strain on a physical body.
使一个物理物体上产生变形的力。
Two- body problem is an important and complex mechanical problem of physics.
两体问题是物理学力学中一个重要而复杂的课题。
Two- body problem is an important and complex mechanical problem of physics.
两体问题是物理学力学中一个重要而复杂的课题。
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