英语词汇“useless”的读音、翻译、释义、用法及例句-啃外文网

词汇	useless
释义	uselessuseless[ˈju:slis]adj.1.■无用的; 无效的; 无益的; 无价值的2.■[俚]没精神的; 身体不适的继承用法uselesslyadv.
随便看	plasma eater plasma echo plasma engine plasma engineering plasma etcher plasma etching plasma focus plasma gas plasma gas chromatography plasmagel plasmagel sheath plasmagel sheet plasmagene plasmagenic plasmagram plasmaguide plasma gun plasma heating plasma ion source plasma jet plasma jet coating plasma-jet excitation plasma jet flame plasma jet machining plasma laser

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