He points out that it is possible to identify specific factors as the primary causes of a particular historical event only relative to an initial set of background conditions.

他指出，只有相对于初始的背景条件，才有可能将特定因素确定为特定历史事件的主要原因。

youdao

I'm lucky enough to be the son of parents who created the background conditions for me to live my dream life.

我很幸运成为我父母的儿子，他为我创造了按照我梦想生活的条件。

youdao

Then by the historical clue, the main frame is constructed, summarizing the definition and background conditions of World Workshop.

随后搭建起文章的主干骨架，以历史为线索分析世界工厂的定义和成为世界工厂的条件。

youdao

It never ceases to amaze me how background conditions work out to continue the long history of the market making most of its gains each year in the winter months and when there is a correction of any degree it almost always takes place in the unfavorable season between May and November.

FORBES: Strongly Bullish Winter Seasonality Lifts Stocks Again

"We believe it actually shows there is only a small risk to any one individual against the background of conditions that exist with or without Vioxx, " says Frazier.

FORBES: Merck Outlines Vioxx Defense

All of the variability that we have, all of the storms, are sort of riding on the background of a different underlying conditions.

NPR: Can Climate Change Explain Odd Weather?