Replace
To supersede and replace.
to supplant = דחק את רגליו (dachak et raglav). you could also say בא במקום (ba bimkom).
The mean distance is the same as the mean of a set of numbers,but this time, instead of them just being numbers, they're lengths. You just simply add up all the numbers and divide the total length,...
It means that you stick a firecracracker in a cows ear!
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