shadow boxing

基本解释

In “shadow boxing mode” Atom mimics his coach’s movements with lightning speed.
在“影子模仿模式”下，亚当能神速模仿教练的动作。
I like to mix it up, but some of my favorites: pushups, squats, lunges, pullups, burpees, planks, jump squats, and shadow boxing.
我喜欢将这些锻炼进行混合，但是我最喜欢的是，俯卧撑，下蹲，吊挂，引体向上，举重，撑臂，跳远，和拳击练习。
My post "Ten Reasons Why 'Professional Librarian' is an Oxymoron" was an experiment in shadow boxing—an opportunity to challenge myself, and to put my own beliefs to the test.
我发了一篇题为“‘专业图书馆员’是个自相矛盾的概念的十个理由”的帖子，这是一个假想的辩争——或者说是给自己设下的一个辩题，以检验我自己关于这些问题的信念。

It also means a partnership deal with health club chain 24 Hour Fitness to promote shadow boxing as a workout routine, with veteran pro Shane Mosely as chief demonstrator.
FORBES: Sports Business
But this is just shadow boxing with strawmen.
FORBES: The Way The World - And Free-Market Economics - Works
Best to take nobody at their word in this elaborate game of shadow-boxing.
ECONOMIST: Britain and the euro

Shadow boxing is a form of physical exercise or training in which you move your hands and feet as if you are boxing someone.
If you describe what two people or groups are doing as shadow boxing, you mean that they seem to be taking action against each other but in fact are not serious about the dispute.