扮演一只鸟的英文怎么说怎么写

“扮演一只鸟”的英文表达是 "to play the role of a bird" 或 "to act as a bird"。

"Play" 是“扮演”的意思，而 "role" 是“角色”的意思。"Act" 是“表演”的意思。

例句：

She played the role of a bird in the school play. (她在学校剧中扮演了一只鸟的角色。)
The actor acted as a bird in the film. (演员在电影中扮演了一只鸟。)