The strain on the cables supporting the bridge is enormous.

【strain】这些支撑桥梁的钢缆所承受的拉力很大。

Hikers nearby were quoted as having heard a hissing sound immediately before the crash, adding to suspicions that a cable supporting the car snapped.

据报道，附近的徒步旅行者在事故发生前听到了嘶嘶声，这增加了人们对缆车线缆断裂的怀疑。

250 pairs of vertical suspender ropes connect the support cables to the suspension bridge. This is part of what enables the bridge to move up and down by nearly five meters.

250对悬垂钢丝把支撑钢缆与悬索桥相连。这也是大桥能够上下移动近5米的部分原因。