CDF collaboration has observed the evidence of top quark in 1. 8 TeV pp collisions, on the Tevatron at Fermi National Lab.是什么意思_CDF collaboration has observed the evidence of top quark in 1. 8 TeV pp collisions, on the Tevatron at Fermi National Lab.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句