- 半空中 bànkōngzhōng in midairin midair; in the air; colloquially used to describe a position high off the ground
- 空中楼阁 kōngzhōnglóugé castle in the airunrealistic plans, theories, or imaginary things that have no basis in reality
- 空中小姐 kōngzhōngxiǎojie stewardessA woman who serves passengers on a passenger aircraft; also known by the shorter form [[空姐|空姐|kong1 jie3]].
- 空中飞人 kōngzhōngfēirén frequent flyerA person who travels extensively by airplane, usually for business or tourism
- 空中先生 kōngzhōngxiānsheng male flight attendantmale cabin crew member on an airplane
- 空中公共汽车 kōngzhōnggōnggòngqìchē airbus(Mainland China) jet airliner used for short and medium distances; also called [[空中客车|空中客車|kong1 zhong1 ke4 che1]]
- 空中分列 kōngzhōngfēnliè flyovermilitary flypast or aerial parade
- 空中加油 kōngzhōngjiāyóu aerial refuelingthe process of transferring fuel from one aircraft to another during flight to extend its range and flight time
- 空中劫持 kōngzhōngjiéchí to hijackto hijack an aircraft; aerial hijacking or skyjacking
- 空中堡垒 kōngzhōngbǎolěi flying fortressA giant military aircraft, such as the American B-29 bomber used at the end of World War II.
- 空中大学 kōngzhōngdàxué university of the airA type of higher education that uses television, radio, and the internet to provide distance learning to adult students.
- 空中学校 kōngzhōngxuéxiào school of the airA type of educational institution that uses media such as television, radio, the internet, and correspondence to deliver lessons remotely.
- 空中客车 kōngzhōngkèchē AirbusAirbus, the European multinational aerospace corporation; also refers to a large wide-body jet airliner produced by this company. Commonly abbreviated as [[空客|空客|kong1 ke4]].
- 空中少爷 kōngzhōngshàoye male flight attendantA male cabin attendant on a commercial aircraft, also known as [[空哥|空哥|kong1 ge1]] or [[空中先生|空中先生|kong1 zhong1 xian1 sheng5]] in Mainland China.
- 空中巴士 kōngzhōngbāshì AirbusAirbus; a large passenger jet developed by a European consortium; also refers generally to any high-capacity large aircraft
- 空中广告 kōngzhōngguǎnggào skywritingadvertising in the sky, such as skywriting or sky signs
- 空中接力 kōngzhōngjiēlì alley-oopa basketball play where one player throws the ball near the basket and a teammate jumps to catch and dunk or layup in mid-air
- 空中格斗 kōngzhōnggédòu dogfightaerial combat between aircraft; dogfight
- 空中炮舰 kōngzhōngpàojiàn gunshipa heavily armed military aircraft used for ground attacks
- 空中禁区 kōngzhōngjìnqū no-fly zonerestricted airspace where aircraft and other flying objects are prohibited from entering without authorization, often used for military sites, ports, or political centers
- 空中管制 kōngzhōngguǎnzhì air traffic controlThe management and control of aircraft movement in the sky to ensure safety and smooth traffic flow
- 空中缆车 kōngzhōnglǎnchē cable carA vehicle powered by electricity and cable for transport through the air; aerial tramway or telpher.
- 空中花园 kōngzhōnghuāyuán hanging gardenA garden built on multiple levels or on the roof of a building to create the appearance of being suspended in the air; a rooftop garden
- 空中警察 kōngzhōngjǐngchá air marshalPolice officer responsible for maintaining order on civil flights and ensuring the safety of the aircraft and its passengers.
- 空中走廊 kōngzhōngzǒuláng air corridorA designated air route for aircraft entering and leaving a country or specific airspace, often established to ensure safe passage and prevent accidental engagement by friendly forces.
- 空中造雨 kōngzhōngzàoyǔ artificial rainfallA method of cloud seeding where aircraft are used to spread catalysts like dry ice, silver iodide, or salt water into thick clouds to induce precipitation.
- 空中飘浮 kōngzhōngpiāofú to float in the airto float or hover in the air; levitation
- 空中飞车 kōngzhōngfēichē roller coasterA high-speed amusement park ride consisting of an open car that travels on elevated tracks with steep inclines and descents; also called [[云霄飞车|雲霄飛車|yun2 xiao1 fei1 che1]] or [[过山车|過山車|guo4 shan1 che1]].
- 空中乘务员 kōngzhōngchéngwùyuán flight attendantmember of an aircrew employed by airlines to ensure the safety and comfort of passengers
- 空中交易 kōngzhōngjiāoyì illegal over-the-counter stock tradingIllegal stock market trading that happens outside of official exchanges; typically conducted through underground brokers or telecommunications rather than legal channels.
- 空中交通管制 kōngzhōngjiāotōngguǎnzhì air traffic controlThe system or process of managing and directing aircraft in flight and on the ground to ensure safety
- 空中交通管制员 kōngzhōngjiāotōngguǎnzhìyuán air traffic controllera person responsible for directing the movement of aircraft in a specific area