英语词汇“toughen”的读音、翻译、释义、用法及例句-初旭网

词汇	toughen
释义	tough.en[`tʌfn; ˈtʌfn]《tough 的动词》及物动词 1 使…坚牢, 使…坚韧, 使…坚硬 2 使…强健, 使…强壮 3 使…困难不及物动词 1 变坚牢, 变坚韧, 变坚硬 2 变强健, 变强壮 3 变困难
随便看	subcollegiate subcolumnar subcommission subcommissioner subcommittee subcompact subcompany subconscious subcontiguous subcontinent subcontract subcontractor subcontrariety subcontrary subcool subcortex subcrust subcrustal subcrystalline subculture subcutaneous subcutis subdeacon subdeaconate subdean

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