stiff face

• 呆板的面孔

stiff face的用法和样例：

例句

1. His cold bearded face was set in a look of horror.
   他冷峻的胡须脸给人一种呆板的恐惧感觉。
2. A natural smile softened the President's stiff expression and relaxed the tight mouth.
   很自然地映出的笑容，使总统呆板的表情显得温和了，紧闭着的那个嘴也咧开了。