live wire

英 [lɪv ˈwaɪə(r)]

美 [lɪv ˈwaɪər]

n. 精力充沛之人; 生龙活虎之人

柯林斯词典

精力充沛之人；生龙活虎之人
If you describe someone as alive wire, you mean that they are lively and energetic.

noun

Cut back the cover of the neutral and live wire about one Inch
将带电和不带电的电线头上的包皮割去约一英寸
She's a live wire.
她既活泼而又精力充沛。
By god, he's a live wire.
天啊，他可是个碰不得的人。
You can select the Wire as an action or Display as a sidebar panel option if you want to configure it as a stand-alone widget integrated with Live Text or accessible through the sidebar.
如果希望设置为集成到LiveText中或者通过侧边栏访问的独立widget，可以选择WireasanactionorDisplayasasidebarpanel选项。
Danger! Electricity!; Danger! Live wire!
小心触电！
She seems to have inexhaustible energy.; She's a live wire.
她仿佛有使不完的劲。
The Application of the Live-wire Cleaning to the Telecommunication Equipments
带电清洗在电讯设备中的应用
Your brother is certainly a live wire, isn't he?
你弟弟的确是个活跃的人，不是吗？
This week a man was admitted to hospital in northern England after being electrocuted cutting through a live wire carrying 11,000 volts trying to steal the copper it contained.
上周，英格兰北部一名男子为了窃取电线中的铜，试图切断一条1.1万伏的高压电线，因此触电住进了医院。
Wendy is the real live wire of the department who motivates all the others.
温迪是这个部门的活跃分子，对其他人很有激发力。