建议：tuff改为tough
牛津高阶英汉双解词典
tough
not easily cut, broken, or worn out 坚韧的; 不易切开﹑ 打破或磨损的: as tough as leather 坚韧如皮革 * Tough glass is needed for windscreens. 挡风玻璃需要用不易碎的玻璃. * a tough pair of walking boots 一双结实的步行靴.
able to endure hardship; not easily defeated or injured 能耐劳苦的; 不易击败的; 不易伤害的: You need to be tough to survive in the jungle. 要在丛林中活下来就要有坚忍不拔的意志. * Coal-miners are a tough breed. 煤矿工人都是能吃苦耐劳的.
(esp US) rough; violent 粗暴的; 凶恶的: one of the toughest areas of the city 该市治安最坏的一个地区. * a tough criminal 凶暴的罪犯.
(derog 贬) (of meat) hard to cut or chew （指肉）切不动的, 咬不动的, 硬的, 老的: a tough steak 咬不动的牛排.
severe; unyielding 严厉的; 不屈的; 强硬的: tough measures to deal with terrorism 对付恐怖主义的严厉措施 * take a tough line with offenders 对犯罪分子采取强硬方针.
difficult 困难的: It's tough finding a job these days. 近来很难找到工作. * a tough game, assignment, problem, journey 艰苦的比赛﹑ 困难的任务﹑ 难题﹑ 艰辛的旅程.
~ (on sb) (infml 口) unfortunate 不幸的; 倒霉的: That's tough! ie Bad luck! 真倒霉! * It's rather tough on him falling ill just as he's about to go on holiday. 他正要去度假却生病了, 真倒霉. * Oh, tough luck! 嗨, 真不走运!
(idm 习语) be/get tough (with sb) adopt a firm attitude; take severe measures 采取坚决态度; 采用强硬手段: It's time to get tough with football hooligans. 现在该对足球迷小流氓采取强硬措施了. * [attrib 作定语] a get-tough policy 强硬的方针. a hard/tough nut => nut. (as) tough as old `boots (infml 口) (esp of meat) very tough; difficult to chew （尤指肉）很硬的, 很老的, 咬不动的. a ,tough `customer (infml 口) personwho is difficult to control, overcome, satisfy, etc 难对付的人.
> tough (also toughie / ˈtʌfɪ; ˋtʌfɪ/) n (infml 口) rough and violent person 粗暴的人: a gang of young toughs 一帮年轻的恶棍.
tough v (phr v) tough sth out (infml 口) endure (a difficult situation) with determination 坚决忍受着（困难的情况）.
toughen / ˈtʌfn; ˋtʌfn/ v [I, Ip, Tn, Tn.p] ~ (sth/sb) (up) (cause sth/sb to) become tough or tougher （使某事物[某人]）（更）坚韧, 坚强, 强硬: The law needs toughening (up). 需要加强法制的威力. * toughened glass 钢化玻璃.
toughness n [U].
:lol :lol :lol
简而言之：tough有两个意思,一个是坚韧的强硬的意思，另个一个是恶棍粗暴的的意思
e:lol :lol :lol
