青年中文toughen的意思
toughen中文翻譯：
vi.變堅韌；變頑固
vt.使…堅韌；使…頑固
toughens───vt.使…堅韌；使…頑固；vi.變堅韌；變頑固
roughen───vi.變粗糙；vt.使粗糙
toughed───adj.艱苦的，困難的；堅強的，不屈不撓的；堅韌的，牢固的；強壯的，結實的；n.惡棍；vt.堅持；忍受，忍耐；adv.強硬地，頑強地；n.(Tough)人名；(英)圖赫
tougher───較堅強的；較艱苦的（tough的比較級）
toughened───adj.堅韌的；v.變堅韌；變頑強；變困難（toughen的過去分詞）
toughener───n.[助劑]增韌劑
roughens───vi.變粗糙；vt.使粗糙
toughest───adj.最堅強的；最堅韌的；最粗暴的；最苛刻的（tough的最高級）
toughies───n.惡棍；魯莽的人；勁敵
Nevertheless, researchers have discovered that a process long known to discolor and toughen foods may also contribute to age related impairment of both cells and tissues.───然而，研究人員發現，一個長期以來眾所周知的使食物變色和變硬的過程也可能與年齡相關的細胞和組織損傷有關。
Talks are under way to toughen trade restrictions.───加強貿易限制的會談正在進行中。
They jab tree trunks to toughen their hands and practice squatting with other students sitting on their shoulders to build the leg strength.───他們猛擊樹干來鍛煉雙手，練習蹲坐，讓其他同學坐在他們的肩膀上鍛煉腿部力量。
"One main problem is the abrasion factor, " he said. "You have to toughen up the skin on the bottom of your feet. "───“一個主要問題是磨損因素，”他說，“你不得不使自己足底的皮膚變得更堅硬。”
Over a period of two or three weeks, these fibres meld together to form thin, wet sheets of cellulose that toughen as they are dried out.───經過2~3個星期，這些纖維素細絲相互形成薄薄的潮濕的一層纖維素墊子，當它們干燥的視乎就會變得非常堅韌。
Certainly it has not proven to be a workable solution in the Niger Delta, where it has only served to toughen the militants.───顯然，這種辦法在尼日爾三角洲被證明是行不通的，相反已讓武裝人員變得更強硬。
Visiting the Kurils is the latest in a series of moves by Mr Medvedev in a month, indicating that he is trying to toughen up his image.───視察南千島群島是梅德韋杰夫一個月來采取的一系列行動中最新的一個，表明他正試圖讓自己的形象變得更為強硬。
However, urged by my renewed requests plus their intention to toughen my will in hard conditions, they finally agreed to let me have a try.───但禁不住我的再三請求，同時也想讓我受點磨煉，他們終于答應讓我試試。
The European Union today unveiled draft legislation to toughen up the policing of financial institutions and avoid another banking meltdown.───歐洲聯盟今天推出法律草案，將加強對金融機構的監管以避免另一次金融災難。
Do not add salt to beans when cooking as this tends to toughen the skins.