the weightiness of [noun]
强调某事物的重要性或沉重程度。
The weightiness of the decision weighed heavily on her.
那个决定的重要性沉重地压在她心上。
重要性；分量
沉重；重；沉重的特质；重；沉重
the importance or significance that is granted to something
沉重的特质
The quality of being weighty.
The weightiness of the decision kept her awake all night.
这个决定的重要性让她整夜睡不着。
用法提示：此处 weightiness 为名词，指‘重要性、分量’。
His voice carried a weightiness that made everyone listen carefully.
他的声音带着一种分量，使每个人都认真倾听。
用法提示：weightiness 作名词，表示话语或态度的‘严肃分量’。
Only later did she understand the weightiness of the promises she had made.
直到后来她才明白自己所作承诺的分量。
用法提示：weightiness 为名词，指承诺所含的‘重大意义’。
强调某事物的重要性或沉重程度。
The weightiness of the decision weighed heavily on her.
那个决定的重要性沉重地压在她心上。
用于表示某事物中蕴含的重要性或分量。
There is a certain weightiness in his words that commands attention.
他的话中有一种严肃的分量，引人注意。
表示作为某角色的重要性。
The weightiness as a symbol of authority cannot be overstated.
作为权威象征的重要性不容低估。
描述重要性的性质。
The weightiness of the topic is profound.
这个话题的分量是深远的。
grammar · medium
易错句子This issue is very weightiness.
正确表达This issue is very weighty.
weightiness 是名词，不能用作形容词；应使用形容词 weighty 来描述事物的性质。
grammar · medium
易错句子There are many weightinesses in this report.
正确表达There is much weightiness in this report.
weightiness 是不可数名词，不可加复数或与 many 连用；应使用 much 表示大量。
weight 可作为名词或动词，而 weightiness 只作名词，指抽象的重要性或重量特性。
heaviness 强调物理上的沉重感，而 weightiness 更常指抽象的重要性。
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