The first clause may be plainly incomplete: it reports something in general terms but leaves the crucial particulars unspecified. The second supplies the details and effectively replaces that general wording.
Alternatively, the first may be largely adequate yet still obscure an important nuance. The second then makes that precise meaning explicit. In both patterns the intended effect is one progressively clarified assertion, not two unrelated judgments connected by coordination.
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Faṣl: Substitution, Quasi-Complete Connection and Quasi-Complete Disjunction
The first clause may be plainly incomplete: it reports something in general terms but leaves the crucial particulars unspecified. The second supplies the details and effectively replaces that general wording.
Alternatively, the first may be largely adequate yet still obscure an important nuance. The second then makes that precise meaning explicit. In both patterns the intended effect is one progressively clarified assertion, not two unrelated judgments connected by coordination.