In this sentence

①a sense/feeling of satisfactionn.满足感；欣慰

Synonymsfulfillment, contentment, gratification

句中 satisfaction 表示通过辛勤付出后内心感受到的‘满足感’与‘欣慰’，与前面的动词 satisfy（使满足）在词义上形成呼应与对比。

• A sense of satisfaction is not derived from achievement, but from the effort that leads to it.满足感并非来自成就本身，而是来自通往成就所付出的努力。

②to sb's satisfactionn.令某人满意地；达到某人要求的程度

Synonymsapproval, pleasure

• Live your life to your own satisfaction, not to the applause of others.过让自己满意的生活，而不是为了赢得他人的掌声。

③satisfaction of sthn.（需求、愿望的）实现；满足

Synonymsfulfillment

• The satisfaction of one need creates another.一种需求的满足会催生出另一种需求。

In this sentence

①a satisfactory result / explanation / solutionadj.令人满意的；充分的；合理的

Synonymsacceptable, adequate, pleasing, sufficient

学习者句中出现的是动词 satisfy 和名词 satisfaction，这里给出其形容词同根词 satisfactory 最核心的用法，表示某事达到了要求、令人满意或给出了合理的交代。

• There is no satisfactory explanation of style, no infallible guide to good writing.关于文风并没有完全令人满意的解释，也没有指导优秀写作的绝对法则。— E. B. White

②sth is satisfactory to sbadj.对某人而言是满意的、尚可的

Synonymsagreeable, acceptable

• Nothing is ever entirely satisfactory to a mind that constantly seeks perfection.对于一个不断追求完美的心灵而言，没有什么事物是能完全令人满意的。

In this sentence

①satisfy sthv.满足（欲望、野心或需求）

Synonymsfulfill, gratify, quench

原句中 satisfy our ambitions 意为“满足我们的野心/抱负”，宾语是欲望、抱负类抽象名词，表示让某种渴望得到实现或填补。

• Earth provides enough to satisfy every man's needs, but not every man's greed.地球提供的资源足以满足每个人的需求，但满足不了每个人的贪婪。— Mahatma Gandhi

②satisfy sbv.使满意；使高兴

Synonymsplease, content

• You can't satisfy everyone, but you can always satisfy yourself by doing the right thing.你无法让所有人满意，但恪守正道总能让自己心安。

③satisfy a condition / requirement / criterionv.符合（条件、要求、标准）

Synonymsmeet, fulfill, comply with

• To achieve excellence, one must satisfy the highest standards of integrity and discipline.欲成卓越，必先符合正直与自律的最高标准。

In this sentence

①plan / prepare for a scenarion.可能发生的情况；设想的局面

Synonymssituation, possibility, circumstance

句中 scenario 指未来可能出现的情景或预想的方案，与 plan 搭配，表达“为你设想的明天所做的规划/方案”，与前半句眼前的实景（scene）形成对比。

• Prepare for the worst-case scenario, but never lose faith in the best.做好应对最坏情况的准备，但永不失去对最好结果的信念。

②write / outline a scenarion.剧本大纲；情节梗概

Synonymsscript, screenplay, synopsis

• Fate may draft the initial scenario, but character determines how the story unfolds.命运或许草拟了初始的剧情大纲，但性格决定了故事最终如何展开。

In this sentence

①the scene of sthn.（事件发生的）场景；现场

Synonymssight, spectacle, setting

句中由 witness（目睹）修饰，指今天亲眼看到、亲身经历的具体情景或事件，与后半句抽象推演的“方案/情景”（scenario）形成对照。

• The mind is its own place, and the scene of its own actions.心灵是它自己的领地，也是它自身行动的舞台与现场。

②a scene of sthn.景象；景色

Synonymsview, landscape, panorama

• Nature is a mutable cloud which is always and never the same scene of wonders.自然是一朵变幻莫测的云，永远展现着常新又永恒的奇迹景象。— Ralph Waldo Emerson

③the ... scenen.圈子；界（某种活动或群体）

Synonymsworld, arena, circle

• To enter the literary scene, one must learn not to perform for applause, but to speak for truth.涉足文坛界域，必须学会不为掌声而表演，而为真理而发声。

④make a scenen.当众大吵大闹；当众失态

Synonymsfuss, tantrum, disturbance

• Wisdom knows when to walk away quietly rather than make a scene that only feeds the ego.智慧在于懂得何时安静离开，而不是当众大吵大闹去滋养虚荣心。