The homunculus in Maxwell's original thought experiment could sort the molecules of air found in two connected boxes according to their velocities.

在麦克斯韦尔最初的思考实验里，侏儒按照空气分子的初始速度把分子放在了两个互相连接的盒子里。

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Ramo suggests that if defenders have these black boxes then the U.S. aircraft would be helpless against enemy SAMs, and air superiority would be lost at stroke.

雷默暗示假如防卫者拥有这些黑匣子，那么美军战机对敌方的萨姆导弹将无能为力，空中优势也将转瞬即逝。

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Daniel: So there isn't air in the glass boxes?

丹尼尔：那么玻璃瓶中没有空气了？

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Local police officials say the two soldiers were swept away Wednesday while trying to save supply boxes that fell into the water after being air-dropped.

VOA: standard.2009.11.07

The GTS's star attraction is its torque-rich 4.8-liter V8, the same dry-sump, alloy-block engine as in the all-wheel-drive Panamera 4S but let off the leash a bit, with a higher redline (7, 100-rpm fuel shut-off), lumpier cam-lift logic, more aggressive transmission software (quicker, harder shifts available from the dual-clutch PDK gearbox), and additional cold-air boxes with active shutters behind lower lateral bumper intakes.

WSJ: 2013 Porsche Panamera GTS Review: The Car for Today's Jay Gatsbys? | Rumble Seat by Dan Neil

Outrageously-plumed racegoers sip Mint Juleps from air-conditioned boxes while college students on spring break pack the infield.

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These are boxes containing air that is super-saturated with water vapour.

ECONOMIST: Global warming