常见例句用作形容詞 (adj.)It was hitting pockets of compressed air.它陷入了壓縮空的氣潭。I was going to call and see when you're free.我原來想在你有空的時候去拜訪你。Vacuum packaging is produced by pumping all the air out of the package.真空的包裝都是用抽氣機把空氣抽出的。 返回 air-free