大驾光临怎么翻

Your generous presence honors us.
We are honored by your kind presence.

我很高兴获知您大驾光临。
超书面版：The knowledge of your upcoming honorable presence delights me greatly.

I am glad to know that we will have the honor of your gracious presence. 不过掌握分寸十分重要,对普通人讲这样的话会让人笑掉大牙.
一般来说 I am glad to know that you will come 即可.

Welcome to……（加地名），或者是
It is our honour to have you here.

welcome here!