free rein
n. 完全的行动自由
例句与用法：
In this picture the artist certainly allow his imagination free rein.
艺术家在这幅画里任其想像力尽情奔驰。
Father is strict with the children, but Mother gives them free rein.
父亲对孩子很严，但母亲却任其随心所欲。
In this picture the artist certainly allowed his imagination free rein.
艺术家在这幅画里任其想像力尽情奔驰。