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Gravity
01
重力
(physics) the universal force of attraction between any pair of objects with mass
02
重力
a manner that is serious and solemn
03
重力
a solemn and dignified feeling
例
Gravity is what keeps the planets in orbit around the Sun and the Moon in orbit around the Earth.
The strength of gravity on the surface of a planet depends on its mass and radius.
Einstein's theory of general relativity revolutionized our understanding of gravity by explaining it as the curvature of spacetime caused by mass.
Astronauts experience microgravity in space, where the effects of gravity are greatly reduced compared to Earth's surface.
The strength of gravity on Earth's surface is approximately 9.81 meters per second squared (m/s²).
