In many cases, train workers have to remove foreign objects from overhead lines manually.

在大多情况下，铁路工作人员必须手动从接触网清除外来物。

The overhead line equipment itself has strong stability, but there are too many light objects floating along the line.

铁接触网设备本身具备较强的稳定性，但线路上的轻飘物太多。

Due to their height and durability, overhead lines have become a popular site for birds to make a home.

铁接触网的度坚固，已经让它成为了鸟类安家的热门场所。

Why, didn't I hit the net enough?

难道我触网的球还不够多吗？

As an important part of the power source for high-speed trains, why are rail overhead lines so fragile in face of wind?

作为铁的重要供电来源的接触网，为什么在面对强风时如此”脆弱“？

On May 1, strong gales in Baoding, Hebei province, caused a foreign object to be caught in high-speed rail overhead lines, leading to the delay of trains.

5月1日，受河北保定市大风天气影响，铁接触网挂异物，导致部分列车晚点。

It's China's service now. What a superb jump serve by Li, oh, and we have a let serve. The ball was coming in fast and almost made it over the net.

现在是中国队发球。李来了个跳发球，噢，发球触网。发求速度很快，几乎就过网了。

If one end of the kite wire touches the power supply line and the other end touches the ground, it will cause a short circuit on the overhead lines, causing a loss of power.

如果风筝线的一端接触到供电线路，另一端接地，就会造成接触网短路跳闸，导致动车组失去动力。