The analysis chamber consists of a metal block which houses an annulus.

分析室由金属块组成，内装一个环。

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Three metal block set side by side forms a "River", which naturally shows the brand name.

三个树立并排的金属块构成一个“川”字，将品牌的名称自然融入形象之中。

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Christmas tree on a flowing well that is made of individual valves instead of manufactured out of a solid metal block.

由单个阀门组成的装在自喷井上的采油树。它不是由整体金属块制成。

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The first computer mouse was a carved block of wood with two metal wheels.

VOA: special.2010.08.01

But the courthouse has since increased security, installing thick metal barriers to block traffic on the side and back of the building.

CNN: 30 accused over Madrid 'bomb plot'

The mere acquisition of a smooth block of metal and glass does not magically persuade people that they should start paying for news.

ECONOMIST: American newspapers

Sometimes I had to walk around my house, waiting for a connection to reestablish itself. (Metal doors and thick walls can block a Bluetooth signal).

WSJ: Track Your Lost iPhone and Other Gear With These Gizmos