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

The Application of the Live-wire Cleaning to the Telecommunication Equipments
带电清洗在电讯设备中的应用
In this paper, an algorithm based on the combination of the live wire algorithm and the active contour model is proposed for the semiautomatic segmentation of medical image series.
介绍了一种结合livewire算法和活动轮廓模型的医学图像序列的分割方法。
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。
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。
The lineman was severely burned by the live wire.
电线架设工人被通电的电线严重烧伤。
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 got shocked when she touched the live wire.
她在触到通电的电线时受到电击。
Your brother is certainly a live wire, isn't he?
你弟弟的确是个活跃的人，不是吗？
Danger! Electricity!; Danger! Live wire!
小心触电！