air corridorBrE /ˈeə kɒrɪdɔː(r)/ 🔊NAmE /ˈer kɔːrɪdɔːr/ 🔊, /ˈer kɑːrɪdɔːr/ 🔊 nounan area in the sky that aircraft must stay inside when they fly over a country （飞机飞越外国领空时获准使用的）空中走廊