Existing structures of ways, landscape and view connections were respected.

保留了原有的道路结构、景观和视觉联系。

Before the renovation, the existing structures are two dilapidated affordable housings.

在进行修复之前，现存的结构是两个荒废的经济适用房。

Razing existing structures to prepare for new development is standard practice in urban planning.

拆掉现有的建筑物来为新一轮建设扫清障碍，这是城市规划的惯例。

Methods for binding events and handlers: Dynamically append events and handlers to existing structures.

绑定事件和处理程序的方法：向现有结构中动态地添加事件和处理程序。

Tunnel traversing the existing structures will often occur when the subway projects are constructed in urban areas.

在市区修建地铁工程中，隧道穿越既有构筑物的情况时有发生。