According to image feature of background block and foreground block and using MV prediction, we propose a new algorithm.

利用背景块与前景块的图像特征结合MV预测提出一种新算法。

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For this example, the background color of the block will be yellow.

对于本例，标题栏的背景色将是黄色。

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Block out the head's "hair." That's just a collection of foliage in the background.

头像的头发只是一些背景树叶。

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These would be ultra sensitive, and would be able to tune in to sound from different directions, but have the ability to block out background noise not relevant to the conversation.

CNN: Phones will soon be able to smell

Although the Senate has rejected an attempt to block debate on expanded background checks for gun sales, leaders say debate over the actual bill could last weeks.

WSJ: Ten Things to Know Today

Gun-control advocates have helped highlight these flaws, but some also worry that focus on the system's holes will be used as an excuse to block legislation requiring universal use of the background check system.

WSJ: Systemic Gaps Hinder Background Checks for Gun Purchases