translation.en: If we spread out the hypercharge and weak charge and plot the charges of particles in this two-dimensional charge space, the electric charge is where these particles sit along the vertical direction.
translation.zh: 如果我们把超荷和弱荷分开 在这个二维载荷空间上画出粒子的载荷 电荷就在这些粒子的 垂直方向上