◎ 气垫 qìdiàn
(1) [air cushion]∶一种可以注入空气的橡皮垫子,放在卧床病人的受压部位下缓解压力
(2) [air cushion]∶从气垫船底喷出的高压气流,船身即因此悬浮

1.air cushion; airpillow; airmattress; air-spring; hovership; air-cushion vehicle; cushion craft