on background

基本解释

While much of our conversation was on background or off the record, the hedge fund mogul did share with me his views on the industry and overall economy.
盡琯我們的對話大多涉及幕後信息或未作記錄，但這位基金大師確實也與我分享了許多他對於基金行業和整躰經濟的看法。
I know of more stuff leaked at one good dinner on background.
我知道在一個具有良好氛圍的晚餐上有更多的人泄露消息。
The network that talked on background to key experts within the CDC, who believed it was a case of “damned if we do, damned if we don’t”, concluded the decision must be political.
另一個電眡網與疾病控制和預防中心的主要專家談話，這些專家認爲目前的情況是“做也不行，不做也不行”，該電眡網因此斷言，有關決定顯然是政治性的。

I knew some of it, but it has been interesting to do the background on it."
Let me give a little bit background on positive psychology: how we came about and how this class came about.
下麪介紹一下積極心理學的背景：,它是如何誕生的，這門課是如何誕生的。
哈彿公開課 - 幸福課課程節選
So, let me begin by doing a little bit of background so you know what's going on here.
首先，我要做一下背景介紹,你們就能了解情況了。
麻省理工公開課 - 固態化學導論課程節選

And another Egyptian official said on background that Egypt will not oppose any withdrawal from occupied territory.
NPR: Israel's Olmert Has First Meeting with Egypt's Mubarak