英语词汇“toughen”的读音、翻译、释义、用法及例句-智慧网

词汇	toughen
释义	toughentoughenD.J.:[ˈtʌfn]K.K.:[ˈtʌfən]vt. & vi.1.■(使某物[人])坚韧, 坚强, 强硬
随便看	silverweed silver white silver wing silverwork silvery silver yellow silvery fracture silvery hatchet fish silvery pig iron silvery pomfret silvery pout silvery white silver zeolite silver-zinc cell silver-zinc crust silver-zinc storage cell silver-zine storage battery Silvester silvex Silvia silvialite silvical silvical final age silvichemical silvichemicals

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