air cap

基本解释

Place one piece of air cap on the top of paper pad.
接着再放一块气泡垫在纸板上面。
Fold proper air cap with bubble facing outer into the bottom of the box.
对叠好适量的气泡垫放入箱底，气泡面朝外。
Depending on used air cap on each nozzle it sprays in a round- or flat spray.
根据不同的使用环境选择扇形和圆形的液体雾化帽子。

By deceptively word-crafted "climate and energy" legislative proposals intended to disguise carbon cap-and-tax, hot-air trading scams.
FORBES: Magazine Article
The EPA is effectively imposing cap and trade by administrative regulation under the Clean Air Act, without Congressional approval.
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So in the Clean Air Act of 1990, he proposed a plan that would cap sulfur-dioxide emissions but let the market decide how to allocate the permits.
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