an operation to take people, soldiers, food, etc. to or from an area by aircraft, especially in an emergency or when roads are closed or dangerous空运；空投
an airlift of food and medical supplies to the besieged city向被包围的城市空运食品和医疗用品
airlift somebody/somethingto take somebody/something to or from an area by aircraft, especially in an emergency or when roads are closed or dangerous空运，空投（人员或物资）
Two casualties were airlifted to safety.两名伤员已空运到安全地区。🔊🔊
Over 200 residents were airlifted off the island.200多名居民被空运离岛。