pocket of air
常见例句
- The middle ear is a small pocket of air behind the eardrum.
中耳就是骨膜后面的一个小气袋。 - He is actually displacing the medium, water, in order to pull a pocket of air down into it.
实际上他是在转移媒介，水来吸引一口袋空气到水中。 - McDonald's has been using double-walled paper cups--which have a small pocket of air between them to increase insulation--at about 2, 000 restaurants along the West Coast since 2012.
麦当劳从2012年起在美国西海岸的约2，000家餐厅使用双层纸杯，两层之间有空隙可容纳空气从而增强隔热效果。 - They regularly drop in on Mr Gold, who quizzes them closely, his wild greying locks and well-stuffed shirt pocket giving him the air of a rumpled physics professor expounding an exotic retail calculus.
ECONOMIST: Face value 返回 pocket of air