valediction造句怎么写

Given the term's mirthful history, this valediction is particularly apropos if the subject matter of your correspondence is celebratory or congratulatory in nature.

I would like the valediction is an umbrella, you can block the journey of the sun and the rain.

He gave a touching valediction at graduation.

May my valediction is an umbrella, you can block the sun and wind and rain on the journey.