clear cover meaning in English

保护层

The cornea is the thin clear covering of the eye that is over the iris , the colored part of the eye
角膜是虹膜上面的眼上的清、薄的覆盖物，眼的有色部分。
To make your events fancy , special and unique , in addition to the standard party tents , roeder offer special tents such as highlights , mega uno , mega quattro , mega duo , mega terz , jiama etc . please refer to our tent system catalogue which can be downloaded from our website . roeder introduce the clear cover tent to china and hold a very successful event for ibm in the bund area shanghai which was proved to be an innovation of event conception
除了人字顶活动用篷房外，我们还可以提供特殊造型的篷房如：尖顶亮点篷房，两通尖顶，四通尖顶，两通人字顶，三通尖顶， 1010尖顶等多款式篷房，使您的活动富有想象力，特别及唯一，请参照可在我公司网站上下载的“篷房系统”介绍资料。