공중으로 떠올라 비행할 수 있는 비행기, 헬리콥터, 글라이더 등의 기체.
A vehicle, such as an airplane, helicopter, or glider, that is capable of flight through the air.
예문:
"The military deployed several unmanned aircraft for surveillance."
"Modern aircraft are equipped with advanced safety features to prevent accidents."
"The maintenance crew inspected the aircraft thoroughly before takeoff."