双折门提供自然光，打开时利用被动降温的微风，关闭时保障安全。

The bi-folding doors deliver natural light and harness passive cooling breezes when open and security when closed.

youdao

双折门提供自然光，打开时利用被动降温的微风，关闭时保障安全。

The bi-folding doors deliver natural light and harness passive cooling breezes when open and security when closed.

youdao