When running, the speed of the slogan "1234" is different twice. Which foot is it? And the emergency March, called one two one, which foot are they on?
There are four slogans, one ~ two ~ three ~ four ~ whether running in step or not, the four numbers are on the left foot; One, two, three, four, one, three, four in the left foot, one in the right foot; One, two, three, four, one, three left feet, two, four right feet; One ~ two ~ three ~ four, one, two, left foot three, right foot four. When calling the call sign, no matter the pace of running is the same.