名词短语
中文翻译：Unknown
同义词：
['1. 圆形后盖；2. 圆顶后盖；3. 圆顶后部覆盖物']
例句：
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1.The horn spherical back cover is designed to protect the camera lens from dust and debris.
这个圆形后盖的设计是为了保护相机镜头免受灰尘和碎片的损害。
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2.The new phone has a sleek, spherical back cover that blends seamlessly into the device's design.
这款新手机有一个光滑、圆顶状的后盖，与设备的设计完美融合。
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3.The horn spherical back cover is easy to install and remove, making it convenient for users who need to access the camera lens frequently.
这种圆形后盖易于安装和拆卸，对于需要频繁打开相机镜头的用户来说非常方便。