"你的微笑就是我心跳的发动机"这句话用英语怎么说法语又怎么说?

英语：Your smile is the hair motive of my heart palpitates.
法语: Votre sourire est le motif de cheveux de mon cœur palpite.

Your smile is the reason why my heart beats.

your smile is the reason of my heart beat
法语不会说

Your smile is my heart palpitates to launch machine.