v. reveal the true nature of
v. take the mask off
vi. 脱去假面具
vt. 暴露
1. She decided to unmask the truth about the project.
她决定揭示这个项目的真相。
2. The detective worked hard to unmask the identity of the thief.
侦探努力揭开小偷的身份。
3. It is important to unmask any false information before making a decision.
在做决定之前，揭露任何虚假信息是很重要的。