अन्वयः

तस्मिन् their, बले army, प्रविष्टमात्रे as soon as I entered into, अचारिते was observed, अहम् I, ज्ञात was detected, रक्षोभि even the guards, बलात् forcibly, गृहीत seized, बहुधा many, विचालित rolled on ground, अस्मि me.

M N Dutt

As soon as I entered, and was scanning that host, I was discovered. And forcibly taken by the Rākşasa, I was pulled by them hither and thither.

Summary

"No sooner I entered their army, I was detected. I was forcibly seized by their guards and rolled on the ground."

पदच्छेदः

प्रविष्टमात्रे	प्रविष्ट (√प्र-विश् + क्त)–मात्र (७.१)
ज्ञातो	ज्ञात (√ज्ञा + क्त, १.१)
ऽहं	मद् (१.१)
बले	बल (७.१)
तस्मिन्न्	तद् (७.१)
अचारिते	अचारित (७.१)
बलाद्	बल (५.१)
गृहीतो	गृहीत (√ग्रह् + क्त, १.१)
बहुभिर्	बहु (३.३)
बहुधास्मि	बहुधा (अव्ययः)–अस्मि (√अस् लट् उ.पु. )
विदारितः	विदारित (√वि-दारय् + क्त, १.१)

छन्दः

अनुष्टुप् [८]

छन्दोविश्लेषणम्

१	२	३	४	५	६	७	८
प्र	वि	ष्ट	मा	त्रे	ज्ञा	तो	ऽहं
ब	ले	त	स्मि	न्न	चा	रि	ते
ब	ला	द्गृ	ही	तो	ब	हु	भि
र्ब	हु	धा	स्मि	वि	दा	रि	तः