। ॥
In plain words
O Mother, guessing from your soft sweet voice that a parrot was caged in your throat, Śambara's foe in his eagerness to catch it set a bimba fruit as the covering over your teeth.
Word for word
From the longing to catch the parrot gone into the cage of the throat inferred from the low sweet speech, O Mother, the teeth's covering, your bimba fruit, by Śambara's enemy, placed.