He disguised himself to escape from the police.

He attended the party without being noticed by anyone, perfectly disguised.

He returned my wallet to me.

He returned the book he had borrowed from me.

He is creating a compilation of poems.

Her cheeks turned red.

Affine transformation is an important concept in geometry.

Her fluttering movements were just like a butterfly.

I need to convert this file to PDF.

This software has a function to convert images into text.