English主要词典
sum
Universal Words
noun, verb
noun
1 [C] ~ (of sth) an amount of money:
You will be fined the sum of 」200. * a large sum of money * a six-figure sum * Huge sums have been invested in this project.
seealsoLUMPSUM
2 [C,usually sing.] ~ (of sth) the number you get when you add two or more numbers together:
The sum of 7 and 12 is 19.
3 (also sum total) [sing.] the ~ of sth all of sth, especially when you think that it is not very much:
This is the sum of my achievements so far.
4 [C] a simple problem that involves calculating numbers:
to do a sum in your head * I was good at sums at school. * If I've got my sums right, I should be able to afford the rent.
IDIOMS
be greater / more than the sum of its parts to be better or more effective as a group than you would think just by looking at the individual members of the group
in sum (formal) used to introduce a short statement of the main points of a discussion, speech, etc:
In sum, we have no chance of winning the case.
verb (-mm-)
PHRASALVERBS
sum up