Or texture of soft flexible rubber airtight floor drain in the cover plate on.

或用质地软有弹性不透气的橡胶板遮盖在地漏上。

youdao

Or texture of soft flexible rubber airtight floor drain in the cover plate on.

或用质地软有弹性不透气的橡胶板遮盖在地漏上。

youdao