Mahabharata 1.199.31

द्विपक्षगरुडप्रख्यैर्द्वारैर्घोरप्रदर्शनैःगुप्तमभ्रचयप्रख्यैर्गोपुरैर्मन्दरोपमैः

dvipakṣagaruḍaprakhyairdvārairghorapradarśanaiḥguptamabhracayaprakhyairgopurairmandaropamaiḥ

Our plain-language meaning of this verse is waiting for scholar review.