<prompt> Translate the following text to SwahiliHe practiced his smile and stride, checked if the paper with his acceptance speech was in his pocket, and smoothed down the mysterious tissue bulge on his belly.  <response>: Alijaribu kutabasamu na kutembea kwa kasi, akaangalia kama karatasi yenye hotuba yake ya kukubali ilikuwa mfukoni mwake, na kuondoa uvimbe wa siri kwenye tumbo lake. 