kē / xué / jiā / zhèng / zài / lì / yòng / zhè / tái / lì / zǐ / jiā / sù / qì / yán / jiū / wù / zhì / de / jī / běn / jié / gòu科学家正在利用这台粒子加速器研究物质的基本结构。Scientists are using this particle accelerator to study the basic structure of matter.