英语词汇“toughen”的读音、翻译、释义、用法及例句-Yue音乐在线

词汇	toughen
释义	toughen /ˈtʌfn//ˈtʌfn/ ★★★v. toughens toughening toughened toughened vt ① 使强健;使坚韧 ② 使顽固 ③ 使困难 vi ① 变为强健[坚韧] ② 变为顽固 ③ 变为困难同义词 acclimate acclimatize caseharden harden indurate season strengthen
随便看	accredit accreditate accreditation accredited accredited investor accrediting accredits accrescence accrescent accrete accretion accretion account accretions accroach accrual accrual basis accrual bond accruals accrue accrued accrued expense accrued income accrued interest accrues accruing

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同义词