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  • “trap-brilliant”的英英意思

    “trap-brilliant”的英英意思

    单词 trap-brilliant 释义 trap-brilliant[app. f. Du. trap step (cf. next) + brilliant n.]In diamond-cutting, a form of brilliant in which each of the foundation squares is divided horizontally into two triangular facets at an obtuse angle (when viewed in...

    2025-09-13