An inlet location is arranged on the upper layer barrier; a plurality of body fixing belts are arranged in the inner side space.

入口处设在上层屏障上，在内侧空间设几根身体固定带。

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The upper layer barrier and the lower layer barrier are respectively provided with a charging opening at the outer side and the inner side for charging.

上下两层屏障分别在外侧，内侧各设一个充气 口，用于充气。

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The additional layer of uniform felt like another shield of protection, another barrier against the messy and dangerous vagaries of life.

多穿一层制服，就像多加了一层护盾，将她与生活中的肮脏和危险的变数阻隔开来。

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We require a multiple layer barrier system in our well designs, which greatly minimizes offshore drilling risks.

FORBES: Shell To Feds: We're Already Safe, Let Us Drill

The team says the brush layer protects cells from the sticky mucus and acts as a "second barrier" in case viruses or bacteria penetrate the mucus.

BBC: 'Brush' offers clues to fighting lung disease