Explanation: tired eyes, lonely boat, new experience, low sideburns, old family ties.

Tired eyes, lonely boat, but the place I see seems to be bright, I don't know whether things are different or times have changed. What I see is a new atmosphere, a new landscape. My drooping sideburns have been stained with residual frost and snow, and I am as old as that ancient family. . .

It expresses the poet's endless sigh and desolation about revisiting the old place and touching the scenery.