幕

例句：

1. 1. The actor stepped out from behind the stage curtain.
   那位演员从舞台幕后走了出来。
2. 2. The movie's ending was a surprise, leaving many viewers in suspense.
   这部电影的结局让人出乎意料，让许多观众感到惊讶。
3. 3. The director had to keep the audience in suspense until the final scene.
   导演不得不让观众保持悬念，直到最后的场景。