حل - ابتدائی - ثقافت 6

a valley that is deep and has very steep sides, through which a river is flowing usually

دره

a trip that has been organized for a particular purpose such as a scientific or military one or for exploration

منظم سفر

very unusual, special, or surprising

غیر معمولی

an area containing still water that is comparatively smaller than a lake, particularly one that is made artificially

چهپڑ

to prevent someone or something from being damaged or harmed

کسی کی حفاظت کرنا

a range of things or people with the same general features but different in some details

تنوع