Valmiki Ramayana Sundara Kanda Sarga 37 Shloka 52

अथवा or else, युध्यमानस्य for you while engaged in the fighting, ते for you, विमुखस्य while you turn your attention other way, पतेयम् I may fall down, पतिताम् when I have fallen down, माम् me, गृहीत्वा taking hold, पापराक्षसाः wretched rakshasas, नयेयुः may take me away.

"Or else, while you are engaged in fighting and turn your attention the other way I might fall down and the sinful ogres may bear me away.