形 （强硬不屈； 固执） stubborn，unyielding；

[例句] 她相当顽固，宗教观念极强。 She was a fairly rigid person who had strong religious views.

[例句] 战时的海军中很少有势利眼，阶级意识也不强。 There was very little snobbery or class-consciousness in the wartime navy.

strengthen，enhance，boost，heighten，boost up ；

[例句] 约翰逊医生和我一直试图增强他的体质。 Dr. Johnson and I have been trying to build him up physically.

[例句] 选择防晒护唇膏来增强保护。 For added protection choose a lipstick with a sun screen.

enforce，force，compel，impel，coerce ；

[例句] 他咄咄逼人地强迫你了解他的看法。 His relentless aggression bludgeons you into seeing his point.

[例句] 其他时候，他会强迫她在完全无人帮助的情况下自己行走。 At other times, he'd force her to walk totally unassisted.

strengthen，intensify，consolidate，aggrandizement ；

[例句] 他们苦学了11个月的强化课程，拿到了学位。 They secure their degrees by slogging through an intensive 11-month course.

[例句] 基本原则已得到进一步强化。 The ground rules have been firmed up.

force，compel，coerce，compulsion，constraint ；

[例句] 他们被指控隐瞒信息和强制交易。 They have been accused of secrecy and high-handedness in their dealings.

[例句] 倡议将强制规定把二氧化碳排放量降低40%。 The proposed initiative would mandate a reduction of carbon dioxide of 40%.

intensity，strength，magnitude，stringency，intension ；

[例句] 这种结实的高强度塑料盒子在水下100英尺以内是防水的。 The durable high-impact plastic case is water resistant to 100 feet.

[例句] 所有零件都是用顶级高强度铝加工而成。 All parts are machined from top grade, high tensile aluminium.

strengthen，enhance，augment，reinforce，intensify ；

[例句] 反堕胎者所作的加强法规的尝试失败了。 An attempt by anti-abortionists to tighten the rules was defeated.

[例句] 首都加强了警备，准备迎接总统的到来。 Security tightened in the capital in readiness for the president's arrival.

[物] pressure，intensity of pressure ；

[例句] 当压强趋近于零时, 分子的碰撞就停止了. For the pressure to become zero , molecular bombardment must cease.

[例句] 低的基本压强也是保持表面清洁所要求的. Low base pressure is also a requirement to keep the surface clean.

strong，intense，strongly，intensely，fierceness ；

[例句] 嘲笑声的背后潜伏着一种越来越强烈的不安。 Behind the mocking laughter lurks a growing sense of unease.

[例句] 他强烈要求保留北大西洋公约组织以维护和平。 He argues strongly for retention of NATO as a guarantee of peace.

strong，sturdy，euathenia，sthenia，lustihood ；

[例句] 她会好的。她一直都很强壮。 She's going to be fine. She always was pretty strong.

[例句] 他穿着短裤，露出自己强壮多毛的长腿。 He was wearing shorts which showed his long, muscular, hairy legs.

（刚强不屈） stubborn，unbending，unyielding，obstinate，contumacy ；

[例句] 严肃、严谨、倔强的他同时又冷漠、多疑、敏感、不会变通。 Formal, exact and obstinate, he was also cold, suspicious, touchy and tactless.

[例句] 她非常倔强，又非常精干。 She was very headstrong, and very together.

strong，firm，staunch，（加强） strengthen，adamancy ；

[例句] 生活总是让我们遍体鳞伤，但到后来，那些受伤的地方会变得更坚强。 The world breaks everyone, and afterward, many are stronger at the broken places.

[例句] 当你从内心深处找到一种可以忍受一切痛苦的坚强力量时，你的成长历程就会出现飞跃。 The turning point in the process of growing up is when you discover the core of strength within you that survives all hurt.

force，jam，break ；

[例句] 他们猛冲到入口，强行闯入。 They rushed the entrance and forced their way in.

[例句] 他们向人们强行灌输放弃所有钱财的思想。 They brainwash people into giving up all their money.

indomitable，staunch，tenacious，brawniness，pertinacity ；

[例句] 事业要成功，才能、勤奋和顽强的意志都至关重要。 Talent, hard work and sheer tenacity are all crucial to career success.

[例句] 他凭借超乎常人的保持生命尊严的信念和顽强意志力忍受着各种病痛的折磨。 He suffered a long series of illnesses with tremendous dignity and fortitude.

strong，flinty，tough，unyielding，toughness ；

[例句] 绝大多数议员在这个问题上都持强硬立场。 Most members of Parliament took a hard line on this issue.

[例句] 她很强硬，不达目的誓不罢休。 She is tough, unwilling to take no for an answer.

[物] hadron ；

[例句] 二强子四十多了, 打算不再去拉车. Er Qiangzi, in his forties, decided to stop pulling a rickshaw.

[例句] 在男人里, 祥子与二强子是例外. Amongst the men, Xiangzi and Er Qiangzi were the odd ones out.

manage with an effort，do with difficulty，reluctantly，grudgingly，after a fashion ；

[例句] 他勉强能看到柜台后面的小个子男人。 He could just about see the little man behind the counter.

[例句] 他赢了，但是赢得十分勉强。 He won, but only by the skin of his teeth.

firm，staunch，unyielding，doughty ；

[例句] 绝大多数成功人士都有共同的特质：脾气倔强，性格刚强。 Most of successful men have the characteristics of contumacy and doughty.

[例句] 她有志气、性格刚强,有助于她渡过难关. Her courage and good humour saw her through the bad times.

mandatory ；

[例句] 所有骑摩托车的人都必须戴头盔，这是强制性的。 It is compulsory for all motorcyclists to wear helmets.

[例句] 工人董事的任命是不是强制性的? Is the appointment of worker - directors to be mandatory?

strong and healthy，stout，sturdy，sturdiness，toughness ；

[例句] 华盛顿看上去是个典型的体魄强健、崇尚运动的人。 Washington looks like a poster boy for strength and athleticism.

[例句] 虽然这不是剧烈运动，但会让人感到强健、柔韧与放松。 Although it's not strenuous exercise, you feel toned-up, supple and relaxed.