1
the firmness of [noun]
可指物理坚固或抽象坚定。
The firmness of the mattress ensures comfort.
床垫的坚固确保了舒适。
坚实；坚固
firmnesses — plural of firmness
先理解核心含义，再看它在真实句子里的用法。
坚实；坚固
The quality of being solid, hard, and not easily pressed
The firmness of the mattress ensures comfort.
床垫的坚固确保了舒适。
坚固的状态。
The state of being firm
健康组织的肌肉张力
the muscle tone of healthy tissue
坚定的特质
the trait of being resolute
触感坚硬的特性
the property of being unyielding to the touch
The firmness of the mattress ensures a good night's sleep.
床垫的坚固性确保了良好的睡眠质量。
AI contextual example
The manager showed firmness in implementing the new policy.
经理在执行新政策时表现出了坚定。
AI contextual example
Check the firmness of the fruit before buying it.
购买前检查水果的坚实程度。
AI contextual example
his muscular firmness
他肌肉的结实。
WordNet
可指物理坚固或抽象坚定。
The firmness of the mattress ensures comfort.
床垫的坚固确保了舒适。
常与 in 搭配，表示在某个方面的坚定。
Her firmness in decision-making earned respect.
她在决策中的坚定赢得了尊重。
副词性用法，描述方式。
He spoke with firmness.
他坚定地说。
常见搭配：firmness of purpose/character/conviction。
Firmness of character is admired.
性格的坚定令人钦佩。
Not this
He acted with firm.
Use this
He acted with firmness.
firm是形容词，不能用作介词with的宾语；应使用名词形式firmness。
Not this
She showed many firmnesses.
Use this
She showed great firmness.
firmness是不可数名词，不能加复数，应使用great等修饰不可数名词的词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
意志坚定；决心坚定
She pursued her dream with firmness of purpose.
她以坚定的意志追求自己的梦想。
肌肉紧实度
Certain exercises help maintain muscle firmness.
某些锻炼有助于保持肌肉紧实度。
皮肤紧致度
This serum is intended to improve skin firmness.
这款精华旨在改善皮肤紧致度。
床垫的硬度
Mattress firmness is one of the most important factors in getting a good night's sleep.
床垫的硬度是获得一夜好睡眠的最重要因素之一。
坚定地；坚决地
The principal answered the question with firmness.
校长坚定地回答了这个问题。
在正义上坚定不移，正如上帝让我们看到正义。
Abraham Lincoln's Second Inaugural Address (1865), calling on Americans to act firmly for justice and peace after the Civil War.
出自亚伯拉罕·林肯1865年的第二次就职演说，呼吁美国人在南北战争后坚定地维护正义与和平。
目标的坚定是性格中最必要的力量之一，也是对幸福最有益的力量之一。
Lord Chesterfield, in one of his letters to his son, teaching that a fixed purpose is essential to success and happiness.
出自切斯特菲尔德勋爵写给儿子的信中，教导坚定的目标是成功和幸福的关键。
Use firmnesses naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：firm 是‘坚固/坚定’，ness 是名词后缀，合起来就是稳固、坚定、紧实；想象结实的肌肉或坚定的决心。
语域：mixed 常见场景：physical object descriptions、health and fitness discussions、formal writing on character firmness 的语体随具体含义变化：指物体坚实或肌肉紧实时，多用于日常或医疗/健身语境，比较中性；指性格坚定、坚决时，常见于书面或正式表达。总体属于中性偏正式，具体用法需根据搭配和语境选择。
不可数
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.