the arithmetic operation of summing; calculating the sum of two or more numbers; "the summation of four and three gives seven"; "four plus three equals seven" 同义词:addition, plus,
a concluding summary (as in presenting a case before a law court) 同义词:summing up, rundown,
the final aggregate; "the sum of all our troubles did not equal the misery they suffered" 同义词:sum, sum total,
(physiology) the process whereby multiple stimuli can produce a response (in a muscle or nerve or other part) that one stimulus alone does not produce
百科解释
Summation is the operation of adding a sequence of numbers; the result is their sum or total. If numbers are added sequentially from left to right, any intermediate result is a partial sum, prefix sum, or running total of the summation.