n.总结,概括,汇总物,综合体,(判决前的)法庭辩论总结
summation的复数

原形：summation复数：summations

The summation of the first n natural numbers can be calculated using the formula n*(n+1)/2.
对于前n个自然数的求和，可以使用公式n*(n+1)/2来计算。
In mathematics, the symbol ∑ represents the process of summation.
在数学中，符号∑表示求和的过程。
The summation of an infinite series requires careful analysis to determine convergence.
无限级数的求和需要仔细分析以确定其收敛性。
He spent hours working on the summation of the data from the experiment.
他花了几个小时来汇总实验数据。
The summation of the forces acting on an object equals zero in static equilibrium.
在静态平衡状态下，作用在物体上的所有力的矢量和为零。
Her presentation included a powerful summation of the key points discussed during the meeting.
她的报告中包含了一个强有力的总结，概括了会议讨论的关键点。
The process of finding the summation involves adding up all the terms in a sequence.
求和过程涉及将序列中的所有项相加。
The summation of the series 1/2 + 1/4 + 1/8 + ... converges to 1.
级数1/2 + 1/4 + 1/8 + ...的求和收敛于1。
After collecting data for months, they began the tedious task of its summation and analysis.
经过数月的数据收集后，他们开始了繁琐的数据汇总和分析工作。
The final score was a result of the careful summation of points from each round of the competition.
最终得分是每轮比赛分数仔细累加的结果。