These power lines are naked live wires carrying half a million volts.

这些电力线是携带50万伏特的裸线。

It was, in the words of my student, like touching a live wire.

用我的学生的话来说，的确像触摸一根带电的电线。

When I was a freshman in high school, I was a live wire of nervous hormones.

当我是高一新生时， 我是一个神经激异常活跃的人。

Officials warned residents to stay in their homes to avoid live electric wires that were left in the streets.

官员警告居民呆在家里，避免接触街上的带电电线。

We talk about a " live wire" (live wire).

我们谈论的是“火线”（live wire）。

Charged particles guided by these magnetic fields can simply fly off the weak ends like sparks off a live wire.

带电粒子被这些磁场引导，能轻易飞出这个脆弱的边界（大），像火花从电线那里飞出一样。

Live wires and unsafe connections are hazards that the local people live with, or in some tragic cases, die by.

带电的电线和不安全的连接是当地人生活的危险，在某些悲惨的情况下，他们会因此死亡。

He wanted to take wing, but the live wire clipped his wings.

他想逃走，但通电的电线限制了他的活动。

The man once was a live wire, but now he was listless because he was so busy with litigation.

这人曾是活跃的人，但现在他却无精打采因为他正忙于一场诉讼。