单词shadow-box
v.: （尤指训练时与假想对手）做空拳攻防练习
网络: 影子盒框
（尤指训练时与假想对手）做空拳攻防练习:
to box with an imaginary opponent, especially for physical exercise or in order to train
第三人称单数：shadow-boxes
现在分词：shadow-boxing
过去分词：shadow-boxed
Limitless creative control is what Shadow Box brings to the process of creating a three-dimensional base mesh.
无限的创意控制是阴影盒带来的过程中创造一个三维的基地。
Shadow box is a good way to keep fit.
打太极拳是很好的健身运动。
Instructive Meaning of the Teaching of Shadow Box in College
高校太极拳教学的意义