protean

1. ADJ If you describe someone or something as protean, you mean that they have the ability to continually change their nature, appearance, or behaviour. 多变的; 变化多端的[正式] [usu ADJ n]

He is a protean stylist who can move from blues to ballads and grand symphony. 他是一位富有变化的艺术家，能从布鲁斯转换到民谣以及雄壮的交响乐。