英语词汇“sigma”的读音、翻译、释义、用法及例句-啃外文网

词汇	sigma
释义	sigmasigma[ˈsiɡmə]n.1.■希腊字母表的第十八字母 (∑,σ)2.■∑粒子3.■C字形骨针4.■千分之一秒5.■...的和 sigma-meson 词性变化sigma[ˈsiɡmə]n.1.■∑介子(星体形成的介子) 继承用法sigmaspiren.1.■S 形针
随便看	helitron helium helium-atmos-phere helium-atmosphere box helium cadmium laser helium cycle helium density of catalyst helium family element helium injection helium lamp helium layer helium-neon maser helium-oxygen atmosphere helium-oxygen diving helium-oxygen diving telephone helium photoionization detector helium refrigerator helium shielded welding helium ship helium speech helium stars heliweld helix helix angle helix angle tester

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