perniciousness
perniciousness — 名詞
1. the quality of causing serious and lasting damage to someone or something, espec
危害性
極具傷害的性質，常是漸進而難察覺
the quality of causing serious and lasting damage to someone or something, especially in a gradual way that is not immediately obvious
The perniciousness of fake news became clear after the election results surprised everyone.
假新聞的危害性在選舉結果讓所有人震驚之後變得清楚可見。
pattern: the perniciousness of [abstract issue]
No one understood the perniciousness of the factory smoke until years had passed.
沒有人理解工廠煙霧的危害性，直到多年過去才明白。
Jiwoo wrote a report on the perniciousness of plastic pollution in the Pacific Ocean.
Jiwoo 寫了一份關於太平洋塑膠污染危害性的報告。
The perniciousness of the housing law was clear to families who suffered under it.
舊住房法的危害性對曾深受其害的家庭來說顯而易見。
Scientists gradually uncovered the perniciousness of the chemical in everyday products.
科學家逐漸揭露了日常用品中那種化學物質的危害性。
- harmfulness
more general and less formal; does not imply gradual or hidden damage
- destructiveness
focuses on physical or structural damage rather than subtle, long-term effects
- deadliness
stronger, specifically suggesting the potential to cause death
- harmlessness
the quality of causing no damage or risk
- safety
freedom from danger or risk, broader in scope
文法句型
the perniciousness of [something]
用法筆記
Commonly used in formal or academic writing about social issues, health risks, or environmental problems. The word emphasises harm that is subtle, slow-acting, or hard to detect at first.