اختفاء

In a sentence

• اختفاء الشمس وراء الغيوم جعل الجو مظلماً.

  The sun disappearing behind the clouds made the atmosphere dark.

  In this sentence, the word 'اختفاء' (disappearance) describes the event of the sun becoming hidden or not visible due to the clouds.

• أثرت في مسألة اختفاء الكتب من المكتبة.

  I was affected by the matter of books disappearing from the library.

  Here, 'اختفاء' (disappearance) indicates the event of the books no longer being present or available in the library.

• لاحظت اختفاء الصوت فجأة أثناء المحاضرة.

  I noticed the sound suddenly disappearing during the lecture.

  In this sentence, 'اختفاء' (disappearance) refers to the cessation or vanishing of the sound unexpectedly during the lecture.