In about a week, the cub will leave his protective enclosure to stay with his parents.
在大约一周的时间里，小雪豹将离开保护它的笼子与它的父母团聚。
VENT GUARD? Is a protective enclosure designed exclusively for the air release valve found in many public water supply systems.
通风口的保护外壳设计，专用于许多公用水供应系统中的空气释放阀。
Black zinc wraps over the upper level providing a protective metal clad enclosure perched on, and cantilevering beyond, the precast concrete wing walls below.
黑锌板包裹了整个上层空间，形成金属保护层，而在悬臂之下是预制混凝土翼墙。
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