unmask

动词

1. 1

   揭穿、揭发、揭露

   The investigation unmasked him as the leader of the smuggling ring.

   这项调查揭穿他就是走私集团的首脑。

2. 2

   摘下面具、拿下面罩

   At midnight all the guests at the ball unmasked.

   午夜一到，舞会上的客人都摘下了面具。