zhè piān / wén zhāng / yùn yòng / le / céng dì / de / shǒu fǎ / shǐ / lùn diǎn / céng céng / shēn rù

这篇文章运用了层递的手法，使论点层层深入。

This article uses layer-by-layer progression to make the argument go deeper step by step.