A common difficulty associated with the clear property is that its use requires adding extra markup in the document on subsequent elements.

与clear属性相关的一个常见困难是其使用常常需要在文档内的后续元素上添加额外的标记。

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The Building Committee of the Housing Authority then approved the design of precast facade and specified its use in most subsequent projects of high-rise domestic blocks.

由于使用“预制外墙组件”能达到优质的建造标准，该设计获得房委会通过，并指定使用于其后大部分的高层住宅建筑项目。

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The pesticide DDT was found to be the cause of the problem as its use resulted in a thinning and subsequent cracking of their egg shells.

BBC: Derby Cathedral video proves peregrines hunt by night