《Tetrabiblos》The Genus, Class, Or Kind, Liable To Be AffectedClaudius Ptolemy（Ashmand 英譯 1822）
[94] According to Whalley, Cardan, in reference to the nine modes of configuration, applicable to the fixed stars, says, “When a fixed star is with any planet, or in any angle, consider whether it be by any of these ways; if not, it is most weak; if it be, consider whether it be with the Sun, and not to be seen; then it is very weak.
段落 tetra-2-thegenuscl-18public-domain (Ashmand 1822)
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