| 释义 |
- 高空钢丝：指一个紧绷在高空的钢丝或绳索，作为一种娱乐活动而在上面行走。
- 冒险的局面：用来指涉涉及很大风险的情况。
- 1
Sometimes bearing assemblies need adapting. In winter, when moisture on wires is high, ice may form on them, which increases the load for dozens of times. 有时轴承组件需要调试。在冬季，电线上水分含量很高会结冰，这给电线增加了几十倍的负荷。 - 2
In winter, when moisture on wires is high, ice may form on them, which increases the load for dozens of times. 在冬季，电线上水分含量很高会结冰，这给电线增加了几十倍的负荷。 - 3
NESTLED underneath streets, hung high overhead and worming their way through homes and offices are copper wires, the arteries of an earlier era of telecommunications. 街道底下，头顶上方，还有无数家庭和办公室蜿蜒蔓布着铜质线路，它们是电信通讯较早时期的干线要道。
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