blind side

• 出人意料地袭击或攻击某人，或通过意外的消息或行动使某人措手不及。

To surprise or attack someone from an unexpected direction, or to catch someone off guard with unexpected news or actions.

1. Unexpected attack or surpriseB2informalamerican

   To hit or attack someone from a direction they cannot see, or to surprise someone with something unexpected.

   攻其不备

   • The player was blindsided by a tackle from behind.
   • The news of the layoffs completely blindsided the employees.
   • She felt blindsided by his sudden resignation.

2. Area of vulnerabilityB2informal

   A person's area of weakness or something they are unaware of.

   盲点

   • His lack of experience in finance was his blind side.
   • The company's blind side was its outdated technology.
   • She tried to protect her blind side from criticism.