stand at arm's lengh

... fall out to me/out of ranks 出列 stand at arm's lengh 向前看齐 eyes left 向左看齐 ...

 Hands front

... Attention! 注意! Hands front. 向前看齐 Hands back. 手背后面 ...

 Line forward

... 恩，是的，我不在那里工作了，换了地方，不好意思哦 » Well, Yes, I'm not working there, for a place, sorry Oh 向前看齐 » Line forward 电扶梯 » Escalators ...