对撞机 duìzhuàngjī collider Definitions Defs Origin Strokes Stroke Words Sentences Sents 正负电子对撞机 zhèngfùdiànzǐduìzhuàngjī electron-positron collider a particle accelerator designed to cause collisions between electrons and positrons大型强子对撞机 dàxíngqiángzǐduìzhuàngjī Large Hadron Collider Large Hadron Collider (LHC) at CERN, Geneva, Switzerland