So, you turn the dial on your little radiation machine until you hit the sweet spot that excites the cesium atoms, then you count 9,192,631,770 wobbles of that radiation.

所以，你转动你的小辐射机的表盘，直至到达激发铯原子的最佳位置，然后你计算 9，192，631，770 次辐射的摆动。