英语词汇“eta-c meson”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	eta-c meson
释义	e·ta-c meson (ātə-sē, ētə-) n. An electrically neutral meson composed of a charm quark and a charm antiquark and having a mass 5,832 times that of the electron and a mean lifetime of about 2.6 × 10^-23 second.
随便看	heavy heavy chain heavy-duty heavy-footed heavy-handed heavy-handedness heavy-hearted heavy-heartedly heavy-heartedness heavy hitter heavy hydrogen heavy ion heavy-laden heavy lifting heavy metal heavyset heavy spar heavy water heavyweight Heb. hebdomad hebdomadal hebdomadally Hebe Hebei

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。