adj.毫不怀疑的，无危险意识的，无戒备心的

The unsuspecting victim walked straight into the trap.
意想不到的受害者径直走入了陷阱。
The thief approached the unsuspecting tourist with a map, pretending to ask for help.
小偷假装问路，靠近了毫无防备的游客。
The unsuspecting driver was unaware of the speed camera until it was too late.
那位不知情的驾驶员直到太晚了才发现超速摄像头。
The email appeared legitimate, but it was a phishing scam aimed at unsuspecting users.
这封电子邮件看起来很真实，但其实是针对不知情用户的网络钓鱼骗局。
The snake slithered silently, ready to strike an unsuspecting prey.
蛇悄无声息地滑行，准备攻击毫无戒备的猎物。
The hacker gained access to the company's database by exploiting an unsuspecting employee's login credentials.
黑客利用了一位不知情员工的登录凭据，进入了公司的数据库。
The unsuspecting child opened the box, revealing a surprise birthday party.
这个毫无准备的孩子打开盒子，发现了一场惊喜的生日派对。
The virus spread rapidly among unsuspecting individuals who had not yet been vaccinated.
病毒在尚未接种疫苗的不知情人群中迅速传播。
The magician fooled the entire audience with an unsuspecting sleight of hand.
魔术师用一个巧妙的手法骗过了全场观众。
The unsuspecting homeowner returned to find their house transformed into a Halloween haunted house.
房主毫无准备地回到家，发现他们的房子变成了万圣节鬼屋。