Coming right away.

"Come at once" means to give an instruction and it will be carried out immediately.

Militarily, it is used to describe a rapidly assembled and well-trained army. Summon: To summon or instruct. Come: come, it means to execute. Mao Zedong wrote an inscription for the militia: "Come when you are called, you can fight when you come, and you can win when you fight." Call: Same as "call". Come as soon as you are called. Describe obedience. Idiom origin: Song Xin Qiqi's "Qinyuanchun": "If you go, you will come."

Expand the example:

(1) these short hair, when I am what person, Lin Wen was kicked out of the house, and now please me in the past, don't I just come at the drop of a hat, lingering slave page? (2) Training elite soldiers to be on alert at all times to protect the country and defend the country at the call of the moment. We promise to be on call, on call, and absolutely obey the command. (3) He immediately began to talk about specific memories. ④ Skywalker! These phrases are not as simple as their names, they represent great glory! Of course, if you want something, you have to pay a certain price. Those glories are not simply achieved overnight, but need strong strength as a guarantee.