xuán suǒ
意思解释：（Hang all alone）悬挂在两点之间的缆索(如悬索桥的缆索) 指张拉在马路电杆或建筑物上的单股或多股绳索，用以悬吊有轨电车或无轨电车系统的滑线。
钢缆索(或钢链)作为主要承重结构，桥身用吊索固定其上的桥梁。缆索绕过桥塔锚固于两端，中间悬挂在两桥塔之间，故名。优点是可避免深水安装桥身，适用于大跨度;缺点是刚度较小，抗风振和节奏性振动能力差。…
Steel cable (or steel catenary) as basically bearing structure, bridge body secures the bridge on its with sling. Cable bypasses bridge tower anchor originallies at two end, intermediate suspension is between two bridge tower, friend name. The advantage is to be able to avoid deep water to install bridge body, applying to defect of big span; is stiffness lesser, defy wind brace up with rhythm sex vibration ability is differred. ...
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