1. There was a deep frown on the boy's face. 那个男孩的脸上有深皱眉的表情。
2. She looked up with a puzzled frown on her face. 她抬头望着,满脸困惑,双眉紧锁。
3. They're more likely to occur in societies that frown on divorce. 这种关系更可能存在于反对离婚的社会中。
4. He carefully observed the shrug of one man's shoulders, the position of another's hands, the scowl on one face and the frown on another. 他仔细观察一个男人的耸肩、另一个人手的位置、一个人脸上的怒容和另一个人的皱眉。