weightiness
用法要点
句型搭配
weightiness 通常作为名词使用，常见于主语或宾语位置，描述事物的沉重或重要性，可与动词如 feel、carry 或形容词如 moral、emotional 搭配。
介词用法
weightiness 常与介词 of 连用，表示所属或来源，如 weightiness of the argument；也可与 in 搭配，表示在某个方面的沉重感，如 weightiness in his voice。
语域说明
weightiness 在正式和书面语中更常见，用于学术、商务或文学语境，强调严肃性或重要性；日常口语中较少使用，可能用 heaviness 或 importance 替代。
基础例句
I could feel the weightiness of his words as he spoke about the future.
当他谈论未来时，我能感受到他话语中的沉重感。
The old book had a certain weightiness that made it feel important.
这本旧书有一种特殊的沉重感，让它显得很重要。
She added weightiness to the discussion by sharing her personal experience.
通过分享个人经历，她为讨论增添了重要性。
高级例句
The weightiness of the scientific evidence supports the need for immediate action on climate change.
科学证据的重要性支持了对气候变化采取立即行动的必要性。
In the board meeting, the CEO emphasized the weightiness of the financial decisions ahead.
在董事会会议上，首席执行官强调了即将做出的财务决策的重要性。
The philosophical text carries a moral weightiness that challenges readers to reflect deeply.
这本哲学著作承载着道德上的沉重感，促使读者深入反思。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
错误用法中重复了 'heavy' 的意思，因为 weightiness 本身已包含沉重感；正确用法直接描述物体的 weightiness，避免冗余。
错误用法中 weightiness 作为不可数名词，通常需要与 'a sense of' 或类似短语搭配，以更自然地表达情感上的沉重感。
近义词辨析
heaviness
heaviness 更侧重于物理重量或实际负担，而 weightiness 常用于比喻意义，强调重要性或严肃性。
The heaviness of the suitcase made it hard to carry, but the weightiness of the decision kept him awake at night.
importance
importance 泛指重要性，适用范围更广；weightiness 带有更强烈的严肃或沉重色彩，常用于正式或情感语境。
The importance of education is widely recognized, but the weightiness of ethical dilemmas requires careful consideration.