a stress ball 什么意思

a stress ball 什么意思

a stress ball的中文翻译　　压力球　　双语例句　　1　　I picked up a squishy purple executive stress ball from the desk.　　我从桌子上拿起一个湿软的可用的紫色压力球。　　2　　In the reaction system produces a large amount of elastic stress field by ball milling and the elastic stress field accelerates the diffusion of ions.　　通过球磨在反应体系中产生了大量的弹性应力场，加速了离子的扩散。