cum

/kʌm/ 16
often vulgar, less common spelling of come

preposition [状态和条件]和,与;附有,连同;兼作

He graduated magna cum laude.
他以二级优等成绩毕业。

conjunction [并列连词]abbr. 累积的;渐增的(cumulative)

So the effect in cumulative.
那么这种效应是累积性的。

单词造句: