That's why we use atomic - or microwave - clocks, which measure the vibration of a caesium atom to keep time, just like the tiny swinging of a pendulum.
这也是我们应用原子钟或微波钟的原因，它们通过测量铯原子的摆动来计时，就像一个钟摆在轻微摆动。
That's why we use atomic - or microwave - clocks, which measure the vibration of a caesium atom to keep time, just like the tiny swinging of a pendulum.
这也是我们应用原子钟或微波钟的原因，它们通过测量铯原子的摆动来计时，就像一个钟摆在轻微摆动。
应用推荐