<prompt> Translate the following text to EnglishSam alikuwa bado grinning, lakini kulikuwa na curve ya mdomo ambayo ilikuwa mbali na ucheshi yoyote ya kweli, hata kwamba kusababisha na utamaduni wa utani wa barracks bully.  <response>: Sam was still grinning, but there was a curve of lip which was far from any real humor, even that provoked by the practical jokes of a barracks bully. 