reducible curve造句

例句与造句

1. Another theorem named partly after Castelnuovo is the Kronecker Castelnuovo theorem ( 1894 ) : " If the sections of an irreducible algebraic surface, having at most isolated reducible curves, then surface is either ruled surface and in fact a " scroll ", or the Veronese surface ."
2. It's difficult to find reducible curve in a sentence. 用reducible curve造句挺难的