《Tetrabiblos》Mode Of Consideration For Particular Constitutions Of The AtmosphereClaudius Ptolemy（Ashmand 英譯 1822）
In this case, the partile configurations of the Sun and Moon, at the intermediate quarters, as well as at the new or full Moon, are to be attentively regarded; since there is a certain variation in the constitution of the atmosphere, which usually commences about three days before, and sometimes, also, about three days after the Moon has equated her course to the Sun.
段落 tetra-2-modeofcons-18public-domain (Ashmand 1822)
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