"declivity" - Translation from English to Arabic

It had a small declivity e all had been joined there, because the bombings were strong, everything what it arrived at the beach he was reached immediately.
حتى أكتشفنا أن نقطة... ... الأنزال هى بداية مرتفع ثم أرتمى الجميع بعشوائية على حافة المرتفع لأن القصف كان عنيفاً

Down the declivity, right past me. They cut to the left of the fire... right here.
اسفل المنحدر , خلفي , وخلف هذه النار

You see the slight declivity in the dirt?
ترى انحدار طفيف في التراب؟