英语翻译19年,对于人生来说,是多么漫长的时间,而且,在您那段年龄,可是,我依然能看到您脸上绽放的笑容,我想:这是对生活

Compared to our lifetime,nineteen years is a such a long time,espeacially the nineteen years you have been experienced.However,I can still see the smiles on your face.I believe this is the celebration (love) of the life!I think we might have a common(similar) experience

Nineteen years is a long time in one's life, especially in your age. However, I can still find smiles in your face. I believe this is due to the love for life.
Maybe I have experiences similar to yours.