letter should also be correct
Yup, This answer "It is a bottle containing a letter" is right.
it is a bottle with a letterالاجابات عندكم محدودة
it is a bottle with a letter
It's a bottle with a message
لماذا لا تكون الترجمة انها زجاجة مع ملاحظة
There is a second sentence " It is a bottled not