基本解释[化学]底介子[电子、通信与自动控制技术]底介子英汉例句权威例句B-meson, as the abbreviation suggests, is any meson that contains a bottom (or an antibottom) quark.ECONOMIST: What’s the matter?bottom meson更多例句专业释义化学底介子电子、通信与自动控制技术底介子