helipads的音标：...

Consultants in heliport development and helicopter operations. Specializes in planning, design and development of and helipads.为直升机机场及其营运提供顾问服务, 擅长直升机机场的规划 、 设计与开发....

n.直升机起飞及降落场，直升机停机坪( helipad的名词复数 )...