pencil sketch造句怎么写

On one occasion Einstein received a very strange letter whose only address was a pencil sketch of his face.

One image is a scratchy pencil sketch of a devious Cupid sending an arrow through a kissing couple's heads, the woman's eyes bulging from her tongue-locked face.

The teacher should pay attention to the teaching aims in pencil sketch teaching.

She was inking in a pencil sketch.

As my first official artwork using Painter to retrace, and I was quite pleased with the result, but my brother thinks my pencil sketch looked better.