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
However, people can live in many different norms Jiezhuang see crosscutting temporary wiring casually provide connectivity and some have Luzhe copper wire;
但是，人们可以在许多很不规范的家装现场看到，纵横交错的临时电线胡乱搭接，有的还露着铜丝；
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。
Your brother is certainly a live wire, isn't he?
你弟弟的确是个活跃的人，不是吗？
The Application of the Live-wire Cleaning to the Telecommunication Equipments
带电清洗在电讯设备中的应用
It's dangerous to touch a live wire.
触摸带电的电线是最危险的。
By god, he's a live wire.
天啊，他可是个碰不得的人。
If you touch a live wire you will get a shock.
如果你摸带电的电线，就会触电。
A barrier of felled or live trees with branches ( sharpened or with barbed wire entwined) toward the enemy.
用树枝做成的路障（这些树枝被削尖了，和带电铁丝网混在一起）以对付敌人。
Danger! Electricity!; Danger! Live wire!
小心触电！