Use "perfunctory" in a sentence

1. The Nanavati Commission found that in most of the cases, investigations carried out by the police were “absolutely casual, perfunctory and faulty,” resulting in acquittals.

नानावती आयोग ने पाया कि ज्यादातर मामलों में पुलिस की जांच "पूरी तरह से काम-चलाऊ, लापरवाही भरी और दोषपूर्ण" थी जिसके परिणामस्वरूप आरोपी बरी हो गए.