adj.阴险的，隐伏的，潜伏的，隐袭的

The insidious nature of the disease often means that symptoms go unnoticed until it's too late.
这种疾病的潜伏性常常意味着症状在为时已晚之前未被注意到。
Her insidious comments eroded his confidence over time.
她那暗中伤人的评论渐渐侵蚀了他的自信心。
The insidious effects of pollution on marine life are becoming more evident each year.
污染对海洋生物的潜在不良影响每年都在变得越来越明显。
The insidious spread of fake news can lead to widespread misinformation and panic.
虚假新闻的悄然传播可能导致广泛的错误信息和恐慌。
The company's insidious marketing strategy targeted vulnerable consumers with false promises.
该公司的狡猾营销策略以虚假承诺针对易受伤害的消费者。
The insidiousness of the virus lies in its ability to mutate rapidly, evading detection by the immune system.
该病毒的险恶之处在于它能快速变异，从而逃避免疫系统的检测。
His insidious plan to sabotage the project was uncovered just before it could cause any real damage.
他破坏项目的阴险计划在造成实际损害之前被揭露了。
The insidious influence of peer pressure can sometimes push individuals into making regrettable choices.
同伴压力的微妙影响有时会促使个人做出令人后悔的选择。
The insidious rise of unemployment rates is a major concern for policymakers worldwide.
失业率的悄然上升是全球政策制定者的主要担忧。
Her addiction to social media had an insidious effect on her mental health, gradually isolating her from real-life interactions.
她对社交媒体的沉迷对她心理健康产生了潜移默化的负面影响，逐渐使她与现实生活中的人际交往隔绝。