| 单词 | sum |
| 释义 | Word Frequency sum 1(sʌm) noun 1. a. the result of the addition of numbers, quantities, objects, etc b. the cardinality of the union of disjoint sets whose cardinalities are the given numbers 2. one or more columns or rows of numbers to be added, subtracted, multiplied, or divided 3. mathematics the limit of a series of sums of the first n terms of a converging infinite series as n tends to infinity 4. (plural) another name for number work 5. a quantity, esp of money he borrows enormous sums 6. the essence or gist of a matter (esp in the phrases in sum, in sum and substance) 7. a less common word for summary 8. archaic the summit or maximum 9. (modifier) complete or final (esp in the phrase sum total) verbWord forms: sums, summing or summed 10. (often foll by up) to add or form a total of (something) 11. (transitive) to calculate the sum of (the terms in a sequence) Word origin C13 summe, from Old French, from Latin summa the top, sum, from summus highest, from superus in a higher position; see superWord Frequency sum 2(sʊm) nounWord forms: plural sumy (ˈsʊmɪ) the standard monetary unit of Uzbekistan, divided into 100 tiyin |
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