In Chinese subtitle corpora,
贝松 almost always refers to Luc Besson (
吕克·
贝松), director of Léon: The Professional (《
这个杀手不太冷》, literally 'this killer is not too cold'), The Fifth Element (《
第五元素》), and Lucy (《
超体》).
贝 ('shell') is a stock transliteration character for the syllable 'be-'.