volt-second

例句：

1. 1. The electric charge in the battery is measured in volt-seconds.
   电池中的电荷以伏特秒为单位测量。
2. 2.The scientist used a high-speed camera to capture the motion of the particles.
   科学家使用高速摄像机捕捉粒子的运动。
3. 3.The experiment required precise timing, which was measured in volt-seconds.
   实验需要精确的时间测量，这是以伏特秒为单位进行的。