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单词
world point
释义
WordReference Random House Unabridged Dictionary of American English © 2024
world
′
point
′
,
[
Physics.
]
Physics
(in relativity) a point in space-time, specified by three space coordinates and a time coordinate. Cf.
event
(def. 4).
1920–25
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更新时间:2025/11/19 20:21:10