accumulative
adj. 累积的，逐渐增加的
例句
The consensus is that risk factors have an accumulative effect.
一致意见认为多种危险因素有积聚的效果。
《柯林斯英汉双解大词典》
This paper is a large part of your accumulative grade, so make sure to follow the instructions.
这篇论文在你的总成绩中占很大一部分，所以一定要按照说明去做。
The road to mastery is an accumulative one.
规程的掌握是一个积累的过程。
