Queries may also use background data in conjunction with named graphs.

查询也可以把后台数据和命名图结合在一起使用。

youdao

In draw, you use background to clear the display, and then calculate the direction cosines for the orientation of the cannon.

在绘图中，您可以使用background来清除显示，然后计算发射方向的余弦值。

youdao

If the venue of your presentation is not adequately light-proof, select a dark-colored background and use any light color for text.

如果演示的地点不具备足够的防光性，请选择深色背景，并为文本使用任何浅色。

youdao

So if you're coming from prior background, your code might work a little differently on a different system if you don't use those flags.

如果你来自一个先前的背景，如果你们没有使用这个版本标志的话，在一个不同的系统中,你的代码可能运行地不太一样。

哈佛公开课 - 计算机科学课程节选

In the book, Fitzgerald incorporates the song and quotes the lyrics in a way that anticipates the way talking pictures, a generation or two later, would use background music.

WSJ: The F. Scott Fitzgerald Songbook | Great Gatsby | By Will Friedwald

But only federally licensed dealers are required to use the background-check system.

WSJ: Obama's Gun Curbs Face a Slog in Congress

That said, vendors need to address the mainstream use case of background media functions and location services for third parties to truly make their platforms valuable to users.

ENGADGET: Entelligence: Mobile multitasking is mostly a myth