an air route connecting two places that makes it possible for people or supplies, such as military equipment, to be transported into or out of an area

Tankers left to set up the air bridge that would move combat and cargo planes to the Middle East. 巨轮齐齐启航去建立空中桥梁，将战斗机和货机运送到中东。

Mexico mounted an ambitious air bridge of helicopter shipments of tons of medicine to Nicaragua. 墨西哥架起了不同凡响的空中桥梁，用直升机向尼加拉瓜运送成吨的药品。

an arrangement in which two countries agree that people can fly directly between them, without some of the rules and controls that affect travellers from other countries

Air bridges could allow people to travel freely between the UK and other specified countries without quarantine. 空中直航可以让人们在英国和其他指定国家之间自由旅行而无需隔离。

a raised closed passage through which passengers walk from an airport building to an aircraft

Cracks in the tarmac mean that planes are unable to use 11 out of 51 air bridges for boarding aircraft. 停机坪上的裂缝意味着飞机无法使用51座登机桥中的11座。