词汇“optimism”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	optimism
释义	optimismoptimism[ˈɔptimizəm]n.1.■乐观主义; 乐观继承用法optimist[ˈɔptɪmɪst]n.1.■乐观主义者
随便看	permeability permeability alloy permeability apparatus permeability barrier permeability bridge permeability cell permeability coefficient permeability curve permeability equation permeability factor permeability meter permeability modulation permeability number permeability of water permeability [permeation] limit permeability profile permeability separatory apparatus permeability surface area permeability testing machine permeability tuning permeable permeable layer permeable-lining furnace permeable medium permeableness

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