airspace
🇺🇸
/ˈerspeɪs/
🇬🇧
/ˈeəspeɪs/
The region above a country where aircraft are allowed to fly and which is regulated by that country.
The new airport will help manage the increasing traffic in our airspace.
新机场将帮助管理我们领空日益增长的交通流量。