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单词 apsis 释义 ‖ apsis|pss|Pl. apsides (psadiz, commonly in Eng. psdiz). Also 6–9 absis.[L. apsis, absis (pl. aps-, absdes), a. Gr. ἀ, ἁ a fastening, the felloe of a wheel, hence a wheel, arch, vault, f. ἅ-- to join, fasten. It would be well to res...