像通著電一樣的人
把那條電線換成一個人，畫面幾乎不用改：外表看不出什麼，靠近才發現他整個人是開著的，而且會把旁邊的人一起帶動。這是口語的稱讚，不是抱怨。
noun · B2
Someone who is full of energy and always moving, talking or starting something, so that the people around them get pulled along too.
活力充沛的人
核心畫面
Picture a wire lying on the floor. It looks like any other wire — same colour, same thickness, nothing moving. But the current is on inside it, and the moment you touch it something jumps. That hidden, switched-on energy is the whole picture, and it is why the word works both for cables and for people.
可以想成一條躺在地上的電線。它跟旁邊那條看起來一模一樣：同樣的顏色、同樣的粗細，也沒有在動。但它裡面的電是開著的，手…更多收起
可以想成一條躺在地上的電線。它跟旁邊那條看起來一模一樣：同樣的顏色、同樣的粗細，也沒有在動。但它裡面的電是開著的，手一碰，整個人就彈一下。重點就在那股「看不出來、但正在運轉」的能量。抓住這個畫面，後面用來講人的說法就不必另外背了。From the picture
Also in this word
noun · B2
A wire with electricity flowing through it, so that touching it would give you a shock.
帶電的電線