This is the 3705th most frequent Arabic word.
البلدين
"The two countries."
Here, 'البلدين' is used to indicate the two respective countries involved in a diplomatic relationship.
تتمتع البلدان بعلاقة دبلوماسية جيدة.
The two countries enjoy a good diplomatic relationship.
The term 'البلدين' refers to the two countries engaging in mutual activities.
البلدين يعقدان اتفاقية تجارية جديدة.
The two countries are signing a new trade agreement.
In this case, 'البلدين' represents the entities participating in cooperation.