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[Tafi 4 kimi]

hi >>> i think the differene between them is that :
1- why donot we understand >>> means that we donot grasp meaning of something:not to know or not be able to explain to yourself the nature of somebody or something, or the meaning or cause of something
2- the why we donot under stand >>> with using two words of "under which means beneath or underneath and the word stand which means stop, stay, standstill, rest