Traduction :
lit. to go into battle bare-breasted (idiom); fig. to go all out; to come out in the open
Référence :
光着膀子上阵。比喻亲身上场，不加掩饰地进行活动。
Origine :
明·罗贯中《三国演义》第五十九回：“许褚性起，飞回阵中，卸下盔甲，浑身筋突，赤体提刀，翻身上马，来与马超决战。”
Annotation :
赤膊上阵1
1. chìbóshàngzhèn :
[EN] lit. to go into battle bare-breasted (idiom); fig. to go all out; to come out in the open
