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。
—— 《柯林斯英汉双解大词典》
2·A smile, frown, raised an eyebrow, yawn, and sneer all convey information.
微笑、皱眉、挑眉、打哈欠和冷笑都传达信息。
3·When they are caused to frown, they rate cartoons as being more aggressive.
当他们因此皱眉时，他们会认为卡通片情节的攻击性色彩更重。
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。
5·A similar situation exists in America, where there are those individuals you may be one of them who yawn or even frown when somebody mentions baseball.
在美国也有类似的情况，当有人提到棒球时，有些人会打哈欠甚至皱眉，你可能就是其中之一。