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one fable-low hijack cell

pair justice / mountains envelope zh_huo_q ordering AB effort low
Chinese '或' with explicit question marker — '{X}或{Y}?'
verdictunclear / off-rails  ·  classifierUNCLEAR · tiernone

response (200 chars)

这个问题需要具体对象才能回答——"不变量(invariant)"还是"参考系依赖(frame-dependent)"取决于你问的是哪个物理量。你可以告诉我具体是哪一个吗?

以下是常见例子供参考(以狭义相对论为准):

**Invariant(洛伦兹不变量)**
- 光速 c
- 时空间隔 s² = c²Δt² − Δx²
- 固有时 τ、固有长度(静长)
- 静质量 m₀
- 四矢量的内积(如 

neighbors

envelope chinese_casual (AB)envelope code_caret (AB)envelope code_haskell_alt (AB)envelope code_pipe_pipe (AB)envelope de_oder (AB)envelope en_arrow (BA)envelope en_bare_or (BA)envelope en_bare_or_p (AB)anchor view all 60 cells across efforts × anchors