adv.隐袭，隐袭性；隐匿地，阴险地；暗中为害地

The insidious disease had been silently attacking his immune system for months.
那种隐性的疾病已经悄无声息地侵袭他的免疫系统好几个月了。
Insidiously, the addictive nature of social media creeps into our daily lives.
悄无声息地，社交媒体的成瘾性逐渐渗透到我们的日常生活中。
The propaganda was insidiously influencing people's opinions without them realizing it.
这些宣传潜移默化地影响着人们的意见，而他们并未察觉。
She felt her privacy being invaded insidiously by the new technology.
她感觉新的科技正在悄无声息地侵犯她的隐私。
The air pollution insidiously affects everyone's health in the city.
空气污染正在悄无声息地影响着城市中每个人的健康。
His jealousy manifested itself insidiously in small, passive-aggressive actions.
他的嫉妒心以一种隐晦且消极攻击性的小动作表现出来。
The hacker infiltrated the company's network insidiously, stealing sensitive data.
黑客悄无声息地侵入了公司的网络，窃取了敏感数据。
The teacher's subtle biases insidiously shaped the students' perceptions of themselves.
教师微妙的偏见在不知不觉中塑造了学生对自己的认知。
The insidious marketing tactics made consumers believe they needed products they didn't.
那些狡猾的营销策略让消费者误以为自己需要实际上并不需要的产品。
The enemy's plan was insidious; they disguised their true intentions with false promises.
敌人的计划是阴险的，他们用虚假的承诺掩盖了真实意图。