Thus the clock laser's orderly light waves are paced by the atomic metronome - just as a drill sergeant keeps troops in precise cadence.

因此用原子节拍器对其调节使其有序，就好像教官喊节拍一样。

youdao

RHEIN-MAIN AIR BASE, Germany (CNN) -- Troops of the U.S. 3rd Corps Support Command already knew the drill by the time they headed for Hungary from Wiesbaden, Germany.

CNN: Finally, troops leave Germany for Bosnia