A swimming pool that drains to reveal a helipad?排干水后成为直升机停机坪的游泳池?...

helipads的音标：...

n.直升机起飞及降落场，直升机停机坪...

n.直升机起飞及降落场，直升机停机坪( helipad的名词复数 )...

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....

helipad的复数形式为：helipads...

helipad的音标：helipad的英式发音音标为：['helipæd]helipad的美式发音音标为：['hɛləˌpæd]...