Has anyone bothered to study the cumulative effect of all these things?

有谁费心研究所有这些东西的累积效应呢？

youdao

For this reason, Chang'e 4 will study the effect of solar winds on the lunar surface and any mineral found by the spacecraft.

出于这个原因，嫦娥四号将研究太阳风对月球表面的影响，以及航天器发现的任何矿物。

youdao

youdao

A new study has found the strongest evidence yet that smoke-free laws can reduce a major effect of tobacco smoking - heart disease.

VOA: special.2009.01.07

To sort out the confusion, Hashibe and her colleagues used statistical techniques to, in effect,make one big study out of the previous smaller studies.

VOA: standard.2010.06.30

The people in the study were part of a larger study on the effect of diet and lifestyle on cancer risk.

CNN: Daily chocolate may keep the heart doctor away

The FDA then did its own study of side effect reports sent in by doctors and patients.

FORBES: The Scary Thing About the FDA's Simvastatin Decision

He left a note to send his brain for use in the ongoing study of the effect of concussions and head trauma on depression and suicide.

FORBES: The Future Will Reveal How Much Jovan Belcher's NFL Family Cares -- And is there Dysfunction in the NFL Family?