روشن

In a sentence

• چراغ را روشن کن.

  Turn on the light.

  The word 'روشن' here means 'on', used to indicate the activation of a light source.

• صورتش روشن شد وقتی خبر خوب را شنید.

  Her face brightened up when she heard the good news.

  In this sentence, 'روشن' suggests becoming bright or glowing, here metaphorically referring to the face lighting up due to happiness.

• باید ابتدا مفاهیم این درس برایت روشن شود.

  The concepts of this lesson need to become clear to you first.

  Here 'روشن' signifies clarity or understanding, applied metaphorically to concepts.