这是检测电瓶漏气用的胶球压力试验器.It's a bulb pressure tester for detecting battery leaks.由胶子通过自相互作用而形成的束缚态叫胶球.Gluons can form bound states called glueballs through self - interactions of gluons....

“胶球”的英语可以翻译为：[物]glueball ...