1
the heaviness of sth
表示某物在重量上的客观特性，常用定冠词 the 加 heaviness of 结构。
The heaviness of the backpack made the hike exhausting.
背包的沉重使这次徒步旅行令人精疲力竭。
重；沉重
先理解核心含义，再看它在真实句子里的用法。
重；沉重
the quality of being heavy in weight
The heaviness of the backpack made the hike exhausting.
背包的沉重使这次徒步旅行令人精疲力竭。
重的状态；重量,沉重,冲击力或重力。
The state of being heavy; weight, weightiness, force of impact or gravity.
The heaviness of the backpack made the hike much harder.
背包的沉重使这次徒步旅行艰难得多。
She felt the heaviness of the old wooden box as she tried to lift it.
她试图抬起那个旧木箱时，感受到了它的沉重。
The heaviness of the wardrobe meant we needed two people to move it.
衣柜的沉重意味着我们需要两个人才能搬动它。
表示某物在重量上的客观特性，常用定冠词 the 加 heaviness of 结构。
The heaviness of the backpack made the hike exhausting.
背包的沉重使这次徒步旅行令人精疲力竭。
表示氛围或情绪上的压抑、忧伤时，常用 a heaviness in... 结构。
There was a heaviness in the air after the bad news.
坏消息过后，空气中弥漫着一种沉重感。
Not this
This bag is heaviness.
Use this
This bag is heavy.
系动词 is 后应接形容词作表语，heaviness 是名词，不能用来描述主语的性质，应改用形容词 heavy。
Not this
The heavy of the bag surprised me.
Use this
The heaviness of the bag surprised me.
在 the ... of ... 结构中需要名词，heavy 是形容词，不能作介词 of 的宾语；heaviness 才是表示“重、沉重”的名词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
胸口的沉重感
She felt a heaviness in her chest whenever she thought of home.
每当想起家，她就感到胸口一阵沉重。
心情沉重
He left the meeting with a heaviness of heart.
他离开会场时心情沉重。
情绪低落；情感上的沉重
The emotional heaviness of the film stayed with her for days.
那部电影带来的低沉情绪在她心中萦绕了好几天。
沉重感
A deep sense of heaviness settled over the room.
一种深深的沉重感笼罩着整个房间。
四肢沉重
After the long hike, she noticed a heaviness in her limbs.
长途徒步后，她感到四肢沉重。
心情沉重；忧伤
With heaviness of heart, she watched the old house disappear from view.
她心情沉重地看着那座老房子从视野中消失。
气氛沉闷；压抑
There was a heaviness in the air as the two rivals entered the room.
两个对手走进房间时，气氛十分压抑。
精神低落；消沉
A heaviness of spirit settled over the team after the defeat.
失败后，一种消沉的情绪笼罩着全队。
成功带来的沉重感，被重新成为初学者的轻盈所取代。
In his 2005 Stanford commencement speech, Steve Jobs described how being fired from Apple felt liberating, replacing the weight of success with the freedom of starting over.
在2005年斯坦福毕业演讲中，史蒂夫·乔布斯描述了被苹果解雇后的释然，成功带来的重压被重新出发的自由所取代。
人心忧虑，使心消沉；一句良言，使心欢喜。
This proverb from the King James Version of the Bible uses 'heaviness' to mean sadness or discouragement, emphasizing the power of encouraging words.
这则出自《圣经·钦定版》的箴言用“heaviness”表示悲伤或沮丧，强调鼓励话语的力量。
Use heaviness naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
heaviness——heavy（重）的名词形；想象心头压着大石，身体和心情都跟着沉甸甸。
语域：neutral 常见场景：日常谈论物体重量、物理或工程描述、书面说明 在这里，heaviness 指‘重量大’，是中性词。日常谈论物体有多重时很常用，也比较常见于物理、工程等书面说明中；语气没有明显的正式或随意之分，多根据上下文自然使用。
前五个词都以 -ness 结尾，末尾的非重读音节都读 /nəs/，发音匹配；但因重读音节不同，它们与 heaviness 并不构成押韵。注意 business 的发音是 /ˈbɪznəs/，中间的 i 不发音；heaven 开头拼写 heav 与 heaviness 相同，但结尾完全不同，读作 /ˈhɛvən/，也不与 heaviness 押韵。
Dictionary facts from ECDICT, WIKTIONARY.