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

It's dangerous to touch a live wire.
触摸带电的电线是最危险的。
Tommy's a real live wire, so we had difficulty in keeping him quiet when we took him to a concert.
汤姆实在是太好动了，所以我们带他去听音乐会时要让他安静下来是很难的。
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。
Detector for the Reinforcing Steel Bar, Metal Water Pipe and Live Wire in the Wall
墙体中钢筋、金属水管、电线探测器
Two live wire contacting points on the sliding plate are in flat form, which reduces resistance force when the bulb is screwed, and the bulb is uneasy to be damaged.
滑动板上的两个火线触点为平面形的，使拧装灯泡时阻力小不易损坏；
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？
She seems to have inexhaustible energy.; She's a live wire.
她仿佛有使不完的劲。
By god, he's a live wire.
天啊，他可是个碰不得的人。
She's a live wire.
她既活泼而又精力充沛。