A life preserver consisting of a connected pair of inflatable bags that fit under a person's arms and provide buoyancy; used by children learning to swim.

由一截连在一起的充气袋子组成，能放在人的胳膊底下提供浮力；用于学水的儿童。

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Inflatable mattresses and sleeping bags dot the grand marble foyers.

可充气的床垫和睡袋分布在豪华的大理石议会门厅中。

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Different methods of making the couches were tested, such as removable boards or inflatable bags.

WSJ: Remedy the Squeeze in Airplanes' Coach Cabins

Inflatable mattresses and sleeping bags dot the grand marble foyers.

ECONOMIST: Taking on the public-sector unions

In fact, if you look at the safety technology that's in vehicles today, I mean, it's so much greater than it was five years ago, whether it's side air bags, air curtains, inflatable rear seatbelts.

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